The Apistogramma borelli yellow blue 1 pair is an attractive freshwater fish native to the Amazon River basin in South America. This species is a member of the Apistogramma genus, which is known for its vibrant colors and active behavior. The Apistogramma borelli yellow blue 1 pair features a bright yellow body with blue and black accents, and can reach up to 4 inches in length when fully grown. This species is considered to be a peaceful and timid fish, though they may become territorial around their own kind. When kept in an aquarium, they should be kept in pairs to help reduce aggression and promote natural behaviors. The Apistogramma borelli yellow blue 1 pair is an ideal choice for beginners and experienced aquarists alike, and is sure to add a splash of color to any aquarium.