Blennies are a species of marine fish made up of 6 distinct families. They are characteristically small in size and are similar to gobies in appearance.

The Molly is one of the most popular species of livebearers in aquarium culture. It is a hardy and adaptable species and are great for beginner aquarists.

Darters are a type of small freshwater fish similar to perch that can be found in freshwater streams throughout North America.

General description Rabbitfish are a fairly large family of colorful saltwater fish. They are characterized by their rectangular bodies and small, protruding…

Mbuna cichlids are some of the most brightly colored freshwater fishes in the world, exhibiting a wide range of colors and patterns.

Lake Victoria cichlids are fairly aggressive fish. These cichlids are some of the most vibrantly colored freshwater fishes in the world.

Bichirs are a species of freshwater fish. They are characterized by their long, eel-like bodies and unique dorsal finlets. Capable of breathing surface air.

Goldfish are one of the first species of fish to be domesticated and are also one of the most commonly kept aquarium pets. Peaceful and hardy fish breed.

Gourami are a relatively hardy species of freshwater aquarium fish and are thus suitable for most intermediate aquarists. Square shaped, compressed body.

Tetra are a species of tropical fish extremely popular in the aquarium trade. There are over 150 different species of tetras, most have small bodies.

New World Cichlids are some of the most diverse freshwater fish species in the world. The colors and patterns of New World Cichlids are highly varied.

Most acara cichlids are somewhat aggressive and territorial and they have a tendency to eat smaller fish. Acaras come in a wide range of colors.

The Plecostomus is a type of armored catfish that is found throughout the tropical regions of northeastern South America.

Rays are a large group of fish closely related to sharks. Ray fish are characterized by their flat bodies and a tough, elastic skeleton made of cartilage.

Pufferfish are a large family of saltwater fish. It can fill its elastic stomach with water until it expands to a large, almost globe-like shape.

The name porkfish is usually used to describe a particular species of grunt that can be found in the tropical regions of the world.

Characterized by their long bodies and similarly elongated jaws, gar are kept in large aquariums and require very specialized care by experienced aquarists.

The flounder is also known as a flatfish; a fitting name because its body is laterally compressed and it lays on its side, burrowing into the substrate.

Koi are one of the most popular types of pond fish. Their bodies, which are long and powerful, are very similar to that of the wild carp.

The species known as surgeonfish belong to the Acanthuridae family. Surgeonfish vary greatly in size from one species to another.

Snakeheads are a species of tropical fish popular among experienced aquarists. They get their name from their flattened shape and the scales on their head.

Halfbeak fish are a type of marine and brackish water fish belonging to the family Hemiramphidae. They are a little less colorful than some marine species.

Grunts are a family of saltwater fish made up of 150 different sub-species, some of which have been successfully introduced to the aquarium hobby.

Also referred to as Rope Fish, Dragon Fish and Snake Fish, reedfish are a curious species of fish characterized by their long, snake-like bodies.

Damselfish are a colorful species of saltwater fish popular in the modern saltwater aquarium hobby. They come from tropical coral reefs around the world.

Harlequin tuskfish are a colorful species of wrasse. They are characterized by their sharp blue, tusk-like teeth and distinctive body colorations.

Batfish are a family of marine fish, similar in appearance but unrelated to the angelfish. Juveniles are characterized by their bat-like side profile.

Saltwater Goatfish are members of the family Mullidae. These fish have the ability to change color quickly to blend in with their surroundings.

Species belonging to the genus Naso are typically referred to as unicornfish because they have a long pointed protuberance in the middle of their heads.

Archerfish are one of the most fascinating species of brackish water aquarium fish. They get their names from shooting insects with powerful jets of water.