Aquarium Catfish Identification
They are shy peaceful fish that only grow to a couple of inches in length and they spend most of their time shuffling around the substrate looking for food.
Aquarium catfish identification. The only color on the fish itself is a small reddish violet patch behind the gills. They grow in large numbers even sprouting from the top of their head. While not the biggest aquarium catfish around they still need plenty of room to swim around.
The barbels are long as is the anal fin which runs virtually the length of the underparts. The little cory catfish is one of the most popular aquarium bottom dwellers and a great small catfish for 10 gallon tanks and larger. Staples in freshwater community tanks corydoras catfish are hardy fish that can be kept even by beginners because they re easy to keep and do well even in 20 gallon tanks.
Thus earning the genus the nickname of upside down catfish. They re hardy fish with a peaceful temperament and don t grow larger than 2 3 inches. Perhaps the most identifying trait of the fish these barbels are much more pronounced than they are on other catfish species.
Bristlenose plecos get about 3 to 5 inches long.