Types of Fish

Aquarium keepers often look for fish of different colors to add to their tanks. One popular fish that interests many aquarium keepers is the rosy red minnow. These small fish are appreciated for...

Minnows are part of a large fish family, usually used as food for other animals like water dogs, turtles and larger fish. They are silver and are usually herbivorous. They can thrive in many...

The great barracuda can be kept as aquarium fish, provided you have the room and proper diet. Younger great barracudas can start out in 150-gallon tanks, but should eventually advance to at least...

A wall aquarium can be a beautiful centerpiece to your living room and be quite the conversation starter. Owning an aquarium of this size will allow you to keep some of the larger and more exotic...

The sea dragon, Phycodurus eques, is a fish and close cousin to the sea horse. The name is derived from their appearance and they are primarily found off the coast of Australia.

Scallops are a popular choice in many seafood dishes; consequently, scallop farming is an important industry for many economies. Scallop farming is a source of many jobs ranging from equipment...

Oscars have become increasingly popular fish, especially among fish breeders. A member of the Cichlid family, the Oscar fish comes from South America and is a fresh-water fish. Breeding Oscars...

Oscar fish are a type of freshwater fish known as a cichlid. They hail from South America and are also referred to as Walnut Cichlid, Velvet Cichlid, or Peacock Cichlid. You can usually buy Oscars...

Squid are cephalopods, which are the largest and most active invertebrates. The most common type of squid is the Humboldt or jumbo squid, which can grow up to 6 feet in length. The body parts of a...

Thought by some to be a myth, the giant squid has eluded marine biologists for years. Long before it could be classified by scientists, the giant squid was mistaken for a sea monster by many...

Fishermen are making a living, day in and day out, dredging the ocean floor near reefs and old shipwrecks for the bounty of snapper. Snapper is highly prized because there are so many edible types.

African cichlids are a group of fish species that originate in Africa. These fish come in many patterns, colors and sizes. These fish can be kept as pets, and used as a food source for humans...

The beautiful discus fish is considered the king of all tropical fish by many freshwater aquarists. Once only available to a select few due to its scarcity, the discus is now one of the most...

Whether you call them sharksuckers or suckerfish, the remora is one of the ocean's most interesting residents. With its modified dorsal fin, it attaches itself to larger creatures and hitches a...

The blowfish is part of the Tetraodontidae family, which includes over 120 species known, among others, as puffers, blowfish and toadfish. For defense, these fish rapidly inflate themselves with...

The common name tilapia comprises a number of fish species that began in the warm waters of the Nile region of Africa and Asia. Because of commercial fish-farming techniques, or aquaculture, along...

The phylum known as Arthropoda incorporates chelicerates, insects and crustaceans. The Crustacean class is the largest group of arthropods of a marine nature, and there are approximately 30,000...

An exotic fish, the flowerhorn is a hybrid engineered by man in the early 1990s. Originating in Malaysia and Taiwan, flowerhorns were created by cross-breeding cichlids from Central America. The...

The Gastropod family of organisms includes both snails and slugs, including marine slugs or sea slugs. The main aspects of the life cycle for gastropods include the egg stage, growth and immature...

Blood Parrot fish are sometimes called "kissing" parrot fish due to a kissing motion they make. Known for their bright orange coloring and gentle temperament, Blood Parrots are a man-made...

The cuttlefish is a marine animal that has eight short arms, two tentacles and a soft body. It belongs to the animal class of cephalopods, more formally known as Cephalopoda. This particular group...

Copepods are a tiny, transparent crustacean found in fresh and salt water. Copepods are bred in captivity to provide a live food source for saltwater reef fish and their newly hatched fry....

Sea-Monkeys are a species of brine shrimp that spring to life in a tank of distilled water. They are able to grow larger and live longer than natural brine shrimp. Toy stores sell Sea-Monkeys with...

The sucker fish, also known as a plecostomus (pleh-KOS-toe-muss) or "common pleco," is a valuable resident in any fish tank. Sucker fish eat discarded food from the bottom of the tank and clean...

The 10-gallon fish tank is a popular choice for beginning aquarium owners. Unfortunately, many choose fish that are too large for the tank or fill it too full, and the fish get sick. To keep a...

Sea sponges are stationary organisms that must plant themselves in an area of the ocean where they can get ample amounts of food. Rather than hunting for food, sea sponges bring sea water into...

Leafy sea dragons, or phycodurus eques, are very well-disguised creatures. These sea dragons have appendages all over their body that are shaped like leaves. This allows the leafy sea dragon to...

Minnows are kept for different reasons by different people. Some people keep them as live bait for fishing, while others keep minnows as pets. Whatever reason you are keeping them, you will need...

Silverfish are small, silvery insects similar to cockroaches. They can cause moderate damage to homes, due to where they feed. Silverfish have long life spans and are rarely seen during the day,...

A somewhat recent addition to the fishmonger's area of the American grocery store is tilapia, nicknamed St. Peter's fish. This tasty freshwater fish is inexpensive because it is so easy to raise...

The general term minnow describes the small silver fish found in cold and warm freshwater around the world. This fish family contains numerous species located in different parts of the world....

Salmon is a common fish among diners as well with those who enjoy fishing or are just interested in different species of fish. While most people think they could identify a salmon anywhere, this...

Black skirt tetras are freshwater fish with dark stripes and a dark fin that splays out underneath their bodies like a skirt. They are sometimes called black tetras. Though there are no fish...

Most people are familiar with mussels because they are a common dish at seafood restaurants, especially those located near the coasts. They may not know much else about these underwater organisms...

For a beginner aquarium hobbyist, figuring out which fish to learn about can be a headache because there are so many different kinds of aquarium-friendly fish available to you.

The Green Razorfish has a rounded tail and may range in color from green to yellow, to a reddish brown. Identify Green Razorfish with tips from a Caribbean scuba instructor in this free video on...

Longspine squirrelfish are nocturnal feeders and are most active out in the open on the reef at night. Identify Longspine Squirrelfish with tips from a Caribbean scuba instructor in this free...

Sunshine fish exist as separate male and female specimens, although their color patterns do not differ. Identify Sunshine fish with tips from a Caribbean scuba instructor in this free video on...

Sharpnose pufferfish can be found over sea grass beds and on coral reefs. Identify Sharpnose Pufferfish with tips from a Caribbean scuba instructor in this free video on tropical fish identification.

Longsnout butterfly fish are fairly shy fish and will quickly dart into an opening on the reef if approached by divers. Identify Longsnout Butterflyfish with tips from a Caribbean scuba instructor...

Coney fish have two dark spots on the base of their tail behind the dorsal fin, but the lip spots make it a very easy fish to identify. Identify Coney fish with tips from a Caribbean scuba...

Cleaning gobies are usually found resting on the top of coral heads in small groups. Identify Cleaning Goby fish with tips from a Caribbean scuba instructor in this free video on tropical fish...

The Goldspot goby feeds on food it finds in the sand, either tiny animals or other organic matter that has settled on the bottom. Identify Goldspot Goby fish with tips from a Caribbean scuba...

The Indigo Hamlet is one of the smaller members of the sea bass family of fish. Identify Indigo Hamlet fish with tips from a Caribbean scuba instructor in this free video on tropical fish...

Queen Parrotfish tend to stay in water of depths between 10 and 80 feet. Identify Queen Parrotfish with tips from a Caribbean scuba instructor in this free video on tropical fish identification.

Longfin damselfish have dorsal and anal fins that extend well beyond the base of the tail and usually are more pointed than rounded. Identify Longfin Damselfish with tips from a Caribbean scuba...

Fire coral fish are usually a tan or mustard color but also may appear to have a greenish tint in some cases.Identify Fire Coral fish with tips from a Caribbean scuba instructor in this free video...

Nurse sharks are generally found at depths shallower than 100 feet and primarily feed at night. Identify Nurse sharks with tips from a Caribbean scuba instructor in this free video on tropical...

The Harlequin bass has a long, cigar-shaped body with a long, pointed nose. Its body color ranges from yellow to green. Identify fish such as Harlequin bass with tips from a Caribbean scuba...

Diamond blenny's are between an 1 1/2- to 2 1/2- inches long and are long slender fish that can be easily identified by the dark spot on their dorsal fin that is usually ringed in yellow.Identify...