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Moorish Idol

The broad vertical black and yellow bars on a white background and elongated dorsal fin filament that gracefully traces behind them make it a very attractive fish.

Dogface Puffer

This species is a frequent inhabitant of coral reefs from East Africa to the central Pacific, including the warmer waters of Australia. The species is famous for its ability to swallow water (or air), causing the body to inflate several times its normal size into a spherical shape.

Yellowheaded Sleeper Goby

Gobies lack gas bladders, internal organs found in many bony fishes which provides natural buoyancy. As a result, gobies live on or very near the bottom. Many remain relatively small, less than four inches in length. They are easy to feed and nonaggressive.


People who keep them will tell you that these fishes will quickly become tame and will respond to their owners, beg for food, and generally behave like true pets.

Foxface Rabbitfish

Foxface rabbitfish form pairs when they are still small which are believed to be maintained throughout life. This colorful species can be housed with more aggresive fishes.

Balloon Green Texas Cichlid

Balloon Green Texas Cichlid freshwater species.

Dwarf Neon Rainbowfish

Dwarf Neon Rainbowfish freshwater species.

Red-spotted Gold Severum

It is very popular among aquarists, often in its gold colored variation rather than the wild-type olive green one.

Jack Dempsey

Jack Dempsey is a territorial and aggressive fish that belongs in a species aquarium or with other large cichlids, otherwise it will harass other species.

Red-bellied Piranha

Red-bellied Piranha (Pygocentrus nattereri), a fearsome predator. Natural habitat, size, feeding patterns and pictures.

Black Tetra

General facts about Black Tetra (Gymnocorymbus ternetzi), a popular hardy freshwater species; habitat, size, tank and feeding requirements, and pictures.

Boeseman's Rainbowfish

General facts about Boeseman's Rainbowfish (Melanotaenia boesemani), a species closely related to blue-eyes and hardyheads; origin, size, concervation status, tank requirements, and pictures.

Labyrinthfish: Pearl Gurami

The gourami family is famous for making bubble nests. Usually the males a bubble nest by blowing little soapy bubbles filled with saliva and air. The bubbles float on the surface of the water underneath plants.


The majority of angelfishes are good eaters, consuming a wide variety of animal and plant materials. Picture of a koi pattern angelfish.

Rudd Scardinius erythrophthalmus

The Rudd is a popular fish to catch, being attractive and readily taking bait.

Redtail Catfish Facts and Pictures

It has a remarkably large head and long barbs around the mouth. The species feeds on fish, crabs and fruits. It is introduced but not established in Florida.

Animal photography by Larysa Johnston

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