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.

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

Betta Splenden fish are one of the hardiest species of freshwater aquarium fish and are an incredibly popular mainstay among hobbyists.

Pencilfish are named for their slender, pencil-like shape and they generally grow no more than 2 inches long. They are peaceful by nature.

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.

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

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.

Basslets are a small family of marine fish. Most species of basslet rarely exceed 4 inches in length and are known for their vibrant colorations.

Dottyback are a family of small saltwater fish made up of over 100 distinct species. They are hardy, intelligent and vibrantly colored, making them popular

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.

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.

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.

Wrasse are large family of saltwater fish made up of over 600 different species. They are also one of the most popular species of marine aquarium fish.

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.

Often regarded as the king of the freshwater aquarium, discus fish are one of the most beautiful species of aquarium fish; and one of the hardest to keep.

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

Triggerfish are a fish comprised of roughly 40 distinct species. They are characterized by their laterally compressed bodies and comparatively large heads.

Puffer fish are a curious species of brackish water fish. They are characterized by their almost box shaped bodies and somewhat comical swimming movements.

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.

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.

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.

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.

Rasboras are a family of minnow-type freshwater fish characterized by their small bodies and vibrant colorations. They are an extremely peaceful fish.

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.

Known as trunkfish, cowfish and cofferfish; boxfish are a family of bony marine fish. They are known for their square shaped body and heavy armored scales.

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

Rainbowfish are a family of small freshwater fish that get their name from their iridescent colorations that change shades in different light settings.

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.

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

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.