We have moved to 41 Croydon Ave Croydon NSW 2132. Contact us: 0433 784 171.
FREE COMBINED SHIPPING ABOVE $149* (DRY GOODS $14.95, LIVESTOCK $30)
Connect with us on WhatsApp for FREE Support

Check out our range of stock.

Didn't find what you like?

Send us a message

Found something out of stock?

Send us a message

Halfmoon Bettas

Halfmoon Bettas - Nano Tanks Australia Aquarium Shop

IMPORTERS OF QUALITY BETTAS DIRECT FROM INDONESIA AND THAILAND

If this category is empty it means that we do not have any Halfmoon Bettas on hand.

  • Out of stock

    $59.00

  • Out of stock

    $38.00

  • 5BT45 - [ARRIVED 2 - JUL - 2025] Blue Rim Halfmoon Plakat Fancy Betta Male - Nano Tanks Australia

    [ARRIVED 2-JUL-2025] 5BT45 - Blue Rim Halfmoon Plakat Fancy Betta Male

    Out of stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    Out of stock

    $59.00

  • Assorted Cambodian Base Halfmoon Male Betta - Nano Tanks Australia Aquarium Shop

    Assorted Cambodian Base Halfmoon Male Betta

    Out of stock

    The Halfmoon Betta is a stunningly beautiful fish with an iridescent sheen over its body. Its tail is divided in two by a tail fin that is shaped like a half-moon, creating a graceful and majestic look. The head and back of the fish are a deep blue, while the sides are a pale blue with pale yellow accents. The fins are a deep purple, and the tail has a white edge. This fish is a great addition to any aquarium, and its unique colouring will be sure to capture the attention of any onlooker. In this listing you can expect to find an array of exquisite Mustard Gas Bettas to add to your collection. The Cambodian Base Bettas are any Bettas that has a predominantly colour fins whether it be a red, blue or yellow base. However, the striking difference is that it's body is yellowish to whiteish. (Some will have speckled on it's body as well) They are such a pretty fish to see and have in a tank like a study room or the living room. Being red they represent fire! and for that it should invigorate your life. These fish was popular back in 2000 where they were first introduced into the hobby.  They remained a staple in Nano Tanks Australia and it is such a nice variation of a betta overall. We do suggest you keep these wonderful creatures in a planted aquascape tank. The pictures are a quality what you should be expecting. Please note that variations will exist.  What to expect? When you get one of these exquisite bettas you can expect that the tails will be perfect and that all the fins should be present. There should be no deformities on the body or on the fins. 

    Out of stock

    $39.00

  • Assorted Blue Base Halfmoon Male Betta - Nano Tanks Australia Aquarium Shop

    Assorted Blue Base Halfmoon Male Betta

    Out of stock

    The Halfmoon Betta is a stunningly beautiful fish with an iridescent sheen over its body. Its tail is divided in two by a tail fin that is shaped like a half-moon, creating a graceful and majestic look. The head and back of the fish are a deep blue, while the sides are a pale blue with pale yellow accents. The fins are a deep purple, and the tail has a white edge. This fish is a great addition to any aquarium, and its unique colouring will be sure to capture the attention of any onlooker. In this listing you can expect to find an array of exquisite Mustard Gas Bettas to add to your collection. The Blue Base Bettas are any Bettas that has a predominantly Blue base. They range from a full blue colour through to reds with specks of yellow or red or other colours.  They are such a pretty fish to see and have in a tank like a study room or the living room. Being blue they represent water! and for that it should invigorate calm into your life. These fish was popular back in 2002 where they were first introduced into the hobby.  They remained a staple in Nano Tanks Australia and it is such a nice variation of a betta overall. We do suggest you keep these wonderful creatures in a planted aquascape tank. The pictures are a quality what you should be expecting. Please note that variations will exist.  What to expect? When you get one of these exquisite bettas you can expect that the tails will be perfect and that all the fins should be present. There should be no deformities on the body or on the fins. 

    Out of stock

    $39.00

  • Assorted Red Base Halfmoon Male Betta - Nano Tanks Australia Aquarium Shop

    Assorted Red Base Halfmoon Male Betta

    Out of stock

    The Halfmoon Betta is a stunningly beautiful fish with an iridescent sheen over its body. Its tail is divided in two by a tail fin that is shaped like a half-moon, creating a graceful and majestic look. The head and back of the fish are a deep blue, while the sides are a pale blue with pale yellow accents. The fins are a deep purple, and the tail has a white edge. This fish is a great addition to any aquarium, and its unique colouring will be sure to capture the attention of any onlooker. In this listing you can expect to find an array of exquisite Mustard Gas Bettas to add to your collection. The Red Base Bettas are any Bettas that has a predominantly red base. They range from a full red colour through to reds with specks of blue or other colours.  They are such a pretty fish to see and have in a tank like a study room or the living room. Being red they represent fire! and for that it should invigorate your life. These fish was popular back in 2000 where they were first introduced into the hobby.  They remained a staple in Nano Tanks Australia and it is such a nice variation of a betta overall. We do suggest you keep these wonderful creatures in a planted aquascape tank. The pictures are a quality what you should be expecting. Please note that variations will exist.  What to expect? When you get one of these exquisite bettas you can expect that the tails will be perfect and that all the fins should be present. There should be no deformities on the body or on the fins. 

    Out of stock

    $39.00

  • Sale -47% Assorted Yellow Base Halfmoon Male Betta - Nano Tanks Australia Aquarium Shop

    Assorted Yellow Base Halfmoon Male Betta **torn fins**

    23 in stock

    The Halfmoon Betta is a stunningly beautiful fish with an iridescent sheen over its body. Its tail is divided in two by a tail fin that is shaped like a half-moon, creating a graceful and majestic look. The head and back of the fish are a deep blue, while the sides are a pale blue with pale yellow accents. The fins are a deep purple, and the tail has a white edge. This fish is a great addition to any aquarium, and its unique colouring will be sure to capture the attention of any onlooker. The pictures are a quality what you should be expecting.

    23 in stock

    $38.00 $20.00

  • Last stock! Assorted Mustard Gas Halfmoon Male Betta - Nano Tanks Australia Aquarium Shop

    Assorted Mustard Gas Halfmoon Male Betta

    5 in stock

    The Halfmoon Betta is a stunningly beautiful fish with an iridescent sheen over its body. Its tail is divided in two by a tail fin that is shaped like a half-moon, creating a graceful and majestic look. The head and back of the fish are a deep blue, while the sides are a pale blue with pale yellow accents. The fins are a deep purple, and the tail has a white edge. This fish is a great addition to any aquarium, and its unique colouring will be sure to capture the attention of any onlooker. In this listing you can expect to find an array of exquisite Mustard Gas Bettas to add to your collection. The Mustard Gas is characterised with yellow to orange fins, with the body of a darker shade of brown to green. Some samples have blueish sheen to it as well. These fish was popular back in 2009 where they were first introduced into the hobby.  They remained a staple in Nano Tanks Australia and it is such a nice variation of a betta overall. We do suggest you keep these wonderful creatures in a planted aquascape tank. The pictures are a quality what you should be expecting. Please note that variations will exist.  What to expect? When you get one of these exquisite bettas you can expect that the tails will be perfect and that all the fins should be present. There should be no deformities on the body or on the fins. 

    5 in stock

    $38.00

  • Out of stock

    $58.00

  • Royal Blue Halfmoon Plakat Male Betta - Nano Tanks Australia Aquarium Shop

    Out of stock

    $48.00

  • Last stock! [ARRIVED 25 - JUL - 2025] 4BT46 - Galaxy Koi Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 25-JUL-2025] 4BT46 - Galaxy Koi Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00

  • Last stock! [ARRIVED 25 - JUL - 2025] 4BT45 - Red Fancy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 25-JUL-2025] 4BT45 - Red Fancy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00

  • Last stock! [ARRIVED 25 - JUL - 2025] 4BT44 - Fancy Halfmoon Male Betta - Nano Tanks Australia

    [ARRIVED 25-JUL-2025] 4BT44 - Fancy Halfmoon Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $38.00

  • Last stock! [ARRIVED 25 - JUL - 2025] 4BT42 - Red Halfmoon Male Betta - Nano Tanks Australia

    [ARRIVED 25-JUL-2025] 4BT42 - Red Halfmoon Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $38.00

  • Last stock! [ARRIVED 24 - JUL - 2025] 4BT16 - Red Fancy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 24-JUL-2025] 4BT16 - Red Fancy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00

  • Last stock! [ARRIVED 24 - JUL - 2025] 4BT15 - Red Fancy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 24-JUL-2025] 4BT15 - Red Fancy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00

  • [ARRIVED 24 - JUL - 2025] 4BT14 - Galaxy Koi Halfmoon Plakat Male Betta **swim bladder issues** - Nano Tanks Australia

    [ARRIVED 24-JUL-2025] 4BT14 - Galaxy Koi Halfmoon Plakat Male Betta **swim bladder issues**

    Out of stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    Out of stock

    $0.00

  • Last stock! [ARRIVED 24 - JUL - 2025] 4BT13 - Red Fancy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 24-JUL-2025] 4BT13 - Red Fancy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00

  • Last stock! [ARRIVED 24 - JUL - 2025] 4BT12 - Marble Fancy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 24-JUL-2025] 4BT12 - Marble Fancy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $29.00

  • Last stock! [ARRIVED 24 - JUL - 2025] 4BT11 - Candy Fancy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 24-JUL-2025] 4BT11 - Candy Fancy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00

  • Last stock! 5BT46 - [ARRIVED 2 - JUL - 2025] Yellow Fancy Halfmoon Betta Male - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 5BT46 - Mustard Gas Halfmoon Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $38.00

  • Last stock! 5BT36 - [ARRIVED 2 - JUL - 2025] Blue Halfmoon Betta Male - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 5BT36 - Blue Halfmoon Betta Male

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $38.00

  • 5BT16 - [ARRIVED 2 - JUL - 2025] Purple Cambodian Halfmoon Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 5BT16 - Purple Cambodian Halfmoon Male Betta

    Out of stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    Out of stock

    $38.00

  • 5BT14 - [ARRIVED 2 - JUL - 2025] Red Cambodian Halfmoon Male Betta - Nano Tanks Australia

    [ARRIVED 2-JUL-2025] 5BT14 - Red Cambodian Halfmoon Male Betta

    Out of stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    Out of stock

    $38.00

  • Last stock! 5BT11 - [ARRIVED 24 - MAY - 2025] Platinum White Cellophane Halfmoon Male Betta - Nano Tanks Australia

    [ARRIVED 2-JUL-2025] 5BT11 - Platinum White Cellophane Halfmoon Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $38.00

  • Sale -49%Last stock! [ARRIVED 30 - JUL - 2025] 3BT16 - Yellow Hellboy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 3BT16 - Yellow Hellboy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00 $30.00

  • Sale -49%Last stock! [ARRIVED 30 - JUL - 2025] 3BT15 - Yellow Hellboy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 3BT15 - Yellow Hellboy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00 $30.00

  • Sale -49%Last stock! [ARRIVED 30 - JUL - 2025] 3BT14 - Yellow Hellboy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 3BT14 - Yellow Hellboy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00 $30.00

  • Sale -49% [ARRIVED 30 - JUL - 2025] 3BT13 - Yellow Hellboy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 3BT13 - Yellow Hellboy Halfmoon Plakat Male Betta

    Out of stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    Out of stock

    $59.00 $30.00

  • Sale -49%Last stock! [ARRIVED 30 - JUL - 2025] 3BT12 - Yellow Hellboy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 3BT12 - Yellow Hellboy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00 $30.00

  • Sale -49%Last stock! [ARRIVED 30 - JUL - 2025] 3BT11 - Yellow Hellboy Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 3BT11 - Yellow Hellboy Halfmoon Plakat Male Betta

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00 $30.00

  • Last stock! 1BT11 - [ARRIVED 2 - JUL - 2025] Mustard GasFancy Halfmoon Betta Male - Nano Tanks Australia

    1BT11 - [ARRIVED 2-JUL-2025] Mustard GasFancy Halfmoon Betta Male

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $38.00

  • Sale -21% Assorted Koi Halfmoon Betta - Nano Tanks Australia Aquarium Shop

    Assorted Koi Halfmoon Betta

    Out of stock

    An assortment of our premium koi halfmoon bettas

    Out of stock

    $48.00 $38.00

  • Assorted Premium Grade Red Gold LV Galaxy Halfmoon Plakat Male Betta - Nano Tanks Australia Aquarium Shop

    Assorted Premium Grade Red Gold LV Galaxy Halfmoon Plakat Male Betta

    Out of stock

    This is for an assorted fish. This is a new strain from 2023.

    Out of stock

    $68.00

  • Sale -49% [ARRIVED 30 - JUL - 2025] 2BT32 - Galaxy Koi Halfmoon Plakat Male Betta - Nano Tanks Australia

    [ARRIVED 30-JUL-2025] 2BT32 - Galaxy Koi Halfmoon Plakat Male Betta

    Out of stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    Out of stock

    $59.00 $30.00

  • Last stock! 5BT44 - [ARRIVED 2 - JUL - 2025] Blue Rim Fancy Betta Male - Nano Tanks Australia

    [ARRIVED 2-JUL-2025] 5BT44 - Blue Rim Fancy Betta Male

    1 in stock

    Discover this rare betta fish for sale in Australia, exactly as shown in the photos. Each fish is healthy, vibrant, and full of personality—making it the perfect addition to your aquarium. Shipped safely from Sydney, our bettas are ready to thrive in your home tank. Specifications: Males: Approx. 4–5 cm | Giant bettas: 7–9 cm Females: Approx. 3–4 cm | Giant bettas: 7–9 cm Age: 3–6 months Origin: Imported from Indonesia or Thailand Important Notes: Koi, grizzle, and fancy bettas may naturally change colour and pattern as they grow or during transit. Long-fin varieties may occasionally nip their own tails—this is a natural behaviour. All fish are kept in Sydney tap water (23–26°C, pH ~7) to ensure they’re well-adjusted and healthy. Shipping: We ship live bettas from Sydney every Monday and Tuesday for the safest transit. Please see our Shipping Policy for more details. Optional Video:Want a closer look at your betta before purchase? Order a video of your exact fish through the link provided.

    1 in stock

    $59.00


You have seen 36 out of 66 products

66 products

© 2025 Nano Tanks Australia, Powered by Shopify

    • American Express
    • Apple Pay
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Visa

    Login

    Forgot your password?

    Don't have an account yet?
    Create account