Grouper are a large family of saltwater fish characterized by their stout bodies and over-sized mouths. They are hardy, colorful and fascinating species.

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

Hap cichlids exhibit a wide variety of colorations and patterns ranging from solid blue to multicolored combinations of red, orange, and purple.

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.

Killifish are a large family of freshwater fish comprising over a thousand different species. Most species are no more than an inch or two in size.

Saltwater sharks are some of the most majestic and most dangerous species kept in the aquarium hobby. They are only recommended for advanced hobbyists.

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

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

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.

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

Saltwater Goby Fish are a large family of fish made up of over 2000 distinct species. Most species of saltwater goby fish are extremely small in size.

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

Saltwater eels are one of the most fascinating and demanding species of fish kept by aquarists. They are characterized by their long, snake like bodies.

Hogfish are a reef-dwelling species of wrasse popular in the modern aquarium trade. They possess a long, pig-like snout they use to search for food.

Gobies are one of the largest families of fish comprised of over 2000 separate species. Most species rarely grow more than a couple of inches in length.

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 species known as frogfish are all members of the family Antennariidae which is sometimes known as the anglerfish family, especially in Australia.

Clownfish are the most popular species of fish amongst saltwater aquarium enthusiasts. They are characterized by their beautiful colorations..

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.

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.

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.

Barbs are a large family of freshwater fish that are a popular choice in the aquarium hobby. Different species of barbs come in a dazzling array of colors.

Knifefish are a fascinating species of freshwater fish belonging to the eel family. They are characterized by their long, tapered bodies and anal fins.

A unique fact about Trunkfish: they secrete a poisonous material from their skin which acts as a chemical defense mechanism against predators.

African cichlids are considered to be one of the most diverse, intelligent, active and colorful families of freshwater fish in the modern aquarium hobby.

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.

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

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.

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

Pacu fish are a large family of freshwater fish related to the piranha. While some species look like piranhas, they are herbivores and are peaceful fish.