Compared to other Lake Malawi cichlids, Peacock cichlids are relatively peaceful. They come in a wide variety of bright colors, often in iridescent shades.

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.

A relatively hardy and easy to care for livebearer, the swordtail is one of the most popular aquarium fish species among beginner aquarists.

The Moorish idol is closely related to surgeonfish. These fish are characterized by their vertically compressed, disk-like bodies and bold colorations.

Chromis are an extremely popular family of saltwater fish. They are characterized by their slim, oval shaped bodies and bright colorations.

Also known as cories or cory catfish, Corydoras catfish are bottom feeders and generally docile fish that do well in a community setting.

The foxface rabbitfish is a popular species of saltwater fish belonging to the rabbitfish family. When stressed, they can change to a mottled brown color.

Catfish are a large family of freshwater fish extremely popular in the aquarium trade. Extremely hardy and make for fascinating aquarium specimens.

Jawfish are species of saltwater fish very similar in appearance to blennies. They are characterized by their comparatively larger mouths and heads.

Squirrelfish are a family of ray-finned saltwater fish. They are characterized by their large eyes and long, sharp dorsal spines.

The ray fish''s skeleton is made up entirely of cartilage and it is characterized by its flattened body and large pectoral fins which are fused to its head.

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

Sometimes referred to as dragonets or mandarinfish, mandarins are small, brightly colored saltwater fish belonging to the Synchiropus genus.

Freshwater sharks are a group of freshwater fish belonging to the minnow family. Freshwater sharks have long, powerful bodies and large dorsal fins,

Tangs are a highly popular species of saltwater aquarium fish. They are characterized by their laterally compressed bodies and scalpel-like spines.

There are more than 250 species of Lake Tanganyika cichlids that have been identified, in a wide variety of colors and patterns.

Piranha are a family of extremely aggressive freshwater fish. They are characterized by two rows of extremely sharp, triangular shaped teeth.

Cardinalfish are a large family of saltwater fish made up of over 200 sub-species. Most species are extremely colorful and are a couple of inches in length.

Dragonets are a family of small, vibrantly colored saltwater fish. There are over 130 species of dragonets identified and similar in appearance to gobies.

Sometimes referred to as the dragon fish, arowana fish are one of the most beautiful and most fascinating species of fish in the aquarium trade.

Sweetlips are a species of fish belonging to the grunt family. They are characterized by their big, luscious lips and come in a variety of colorations.

Referred to as breams, sea bream are a group of saltwater fish belonging to the Sparidae family. Most are found in tropical to temperate marine waters.

Seahorses are characterized by their equine appearance. Its upper body is shaped like the head of a horse and its lower body ends in an elongated tail.

Also known as argus fish and spotted scats, scats are one of the most popular species of brackish water aquarium fish. They have square shaped bodies.

Snappers are generally non-aggressive fish that do well in very large saltwater community tanks. Most live in rocky or coral reefs, and come in many colors.

Hawkfish are species of saltwater fish closely related to the lionfish. They are characterized by their large heads and somewhat elongated, thick bodies.

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

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.

There are several species of fish that carry the ""drum"" name. With more than 250 species, drum fish exhibit a wide range of colors and patterns.

Eels are one of the more fascinating species of fish in the aquarium trade. They are characterized by their long bodies and snake-like heads.