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Plecos, Bristlenose, Whiptails and L Numbers

Plecos, Bristlenose, Whiptails and L Numbers - Nano Tanks Australia Aquarium Shop

In Nano Tanks Australia we sell a variety of Bottom Dwellers. We enjoy these marvellous animals as there are many different varieties and many different variations.

Plecos/ L Numbers are usually bigger the Bristlenose and have different characterisation. 

Bristlenose usually grow around 10cm and have different variations like Commons, Albinos, Calicos and Long Fins. There are also Peppermint Bristlenose which has a pleasing peppermint patterns.

Whiptails are long fish that resembles twigs and they are one of the most peculiar fish around.

We are always trying to find and source L Numbers and if you are a seller we would like to touch base.

  • Last stock! L600 Leopard Cactus Pleco Catfish (Hypancistrus sp) 4cm - Nano Tanks Australia Aquarium Shop

    L600 Leopard Cactus Pleco Catfish (Hypancistrus sp) 8-12cm

    2 in stock

    🐠 Introducing the Exquisite L600 Leopard Cactus Pleco Catfish! 🌵🐾 Attention all aquarists and catfish enthusiasts! Prepare to be amazed by the mesmerizing beauty of the L600 Leopard Cactus Pleco Catfish! 🌟 This extraordinary species is renowned for its striking leopard-like spots and distinctive cactus-like body pattern. It's a true showstopper that will add a touch of exotic elegance to any aquarium. 🔍 Here's why you should consider the L600 Leopard Cactus Pleco Catfish: 1️⃣ Captivating Appearance: The L600 boasts a unique combination of black spots and intricate patterns resembling a leopard's coat. Its appearance is truly one-of-a-kind, making it a standout centerpiece in any tank. 2️⃣ Mysterious Personality: These nocturnal catfish are known for their secretive behavior, often hiding during the day and becoming more active at night. Observing their nocturnal movements adds an element of intrigue to your aquarium. 3️⃣ Peaceful Coexistence: Despite their striking appearance, L600 Plecos are peaceful and generally get along well with other non-aggressive fish species. They can thrive in community tanks with proper care and suitable tank mates. 4️⃣ Unique Feeding Habits: Leopard Cactus Plecos are omnivorous, enjoying a diverse diet that includes algae, vegetable matter, and small invertebrates. Their feeding habits contribute to a balanced and healthy ecosystem within your tank. 5️⃣ Impressive Size: As adults, L600 Plecos can grow to a size of around 10-12 inches, making them an impressive sight in larger aquariums. Their size and eye-catching patterns make them a fantastic conversation starter. Ready to bring the captivating L600 Leopard Cactus Pleco Catfish into your aquarium? Visit our website or come by our store to explore our wide selection of top-quality fish and aquarium supplies. 📞 Call us or send us a message if you have any questions or need expert advice. Our friendly team is here to assist you in creating the aquatic paradise of your dreams! 🌿🐠 #L600Pleco #AquariumEnthusiast #ExoticAquaticBeauty #NanoTanksAustralia

    2 in stock

    $699.00

  • Peppermint Bristlenose Around 3cm - Nano Tanks Australia Aquarium Shop

    [ARRIVED 12-JUN-2025] Peppermint Bristlenose

    20 in stock

    Introducing Peppermint Bristlenose! These stunning fish boast a festive, peppermint pattern and grow to approximately 3cm. Their unique appearance is a perfect addition to any aquarium, bringing a touch of color and interest. Add a splash of excitement to your tank with Peppermint Bristlenose! PLEASE NOTE THAT WE WILL NOT BE SHIPPING PEPPERMINTS UNTIL LATE AUGUST TO LATE MARCH DUE TO WEATHER. THANKS FOR UNDERSTANDING. IF YOU ARE LOCAL THEN PICKUP OR SAME DAY DELIVERY IS OK ALL SEASONS.

    20 in stock

    $40.00 - $100.00

  • Common Bristlenose 4cm - Nano Tanks Australia Aquarium Shop

    [ARRIVED 19-APR-2025] Common Bristlenose 3-5cm

    154 in stock

    Ancistrus, also known as bushynose or bristlenose catfish, is a genus of nocturnal freshwater fish in the family Loricariidae of order Siluriformes, native to freshwater habitats in South America and Panama. The common Bristlenose is commonly captive bred appears impossible to identify to species primarily due to a lack of original locality information but also because tens of undescribed congeners exist. Ancistrus species show all the typical features of the Loricariidae. This includes a body covered in bony plates and a ventral suckermouth. The feature most commonly associated with the genus are the fleshy tentacles found on the head in adult males; females may possess tentacles along the snout margin but they are smaller and they lack tentacles on the head. Tentacules, tentacles directly associated with odontodes, develop on the pectoral fin spine of the males of some species. Sources: Wikipedia contributors. (2019, October 19). Ancistrus. In Wikipedia, The Free Encyclopedia. Retrieved 02:58, October 19, 2019, from https://en.wikipedia.org/w/index.php?title=Ancistrus&oldid=921971242/nAncistrus. In Planet Catfish. Retrieved October 19, 2019, from https://www.planetcatfish.com/ancistrus_cf_cirrhosus

    154 in stock

    $15.00

  • Sale -14%Last stock! Otocinclus Arnoldi Great for Shrimp Tanks and Algae Control - Nano Tanks Australia Aquarium Shop

    [ARRIVING 16-FEB-2026] Otocinclus Arnoldi Great for Shrimp Tanks and Algae Control 2-4cm

    4 in stock

    Otocinclus arnoldi (Arnold’s Oto Catfish) Gentle algae grazer for established nano tanks Quick Facts Size: ~3–4 cm Tank size: 20–60L+ Difficulty: 🟡 Moderate Temperament: Peaceful Best kept: Groups (4+) Plant safe: Yes Is this for you? ✔️ Good if: Established tank (3–4+ weeks) Looking for light algae grazing support Peaceful community setup Willing to keep a group ❌ Avoid if: New or unstable tank Expecting a full algae solution Aggressive tank mates Keeping only one Why this fish? Otocinclus arnoldi is one of the smallest and most peaceful catfish available, making it ideal for nano aquariums. They stay small, are plant-safe, and gently graze on soft algae and biofilm without disturbing your setup. Common mistakes Adding to new tanks → high mortality Expecting them to clean all algae Keeping them alone Not enough natural food (biofilm) Keeping with aggressive feeders Care made simple Temperature: 22–26°C Diet: Biofilm + algae wafers Group size: 4+ recommended Water: Clean and stable Tank: Established setups only Pair with Algae wafers Driftwood Sponge filter Live plants NTA Insight: Most issues with Otocinclus come from unstable tanks and lack of food — not shipping. If your tank is too new or too clean, risk increases significantly. FAQ Do Otocinclus eat all algae? No. They mainly eat soft algae and biofilm. Can I keep just one? No. They do best in groups of 4 or more. Why did my Otos die quickly? Usually due to new tanks, lack of food, or stress. Do they need feeding? Yes. Supplement with algae wafers.

    4 in stock

    $21.00 $18.00

4 products

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