Fish

Ancient jawless fish with a circular, toothed mouth used to attach to host fish and feed on blood. Petromyzontidae are a family of lampreys native to the Northern Hemisphere, comprising the vast majority of living lampreys. Petromyzontids have the highest number of chromosomes (164–174) among vertebrates. Petromyzontidae are a family of lampreys native to the

Tiny crustaceans that form the base of much of the marine food chain. Increasingly used in supplements and animal feed. Krill (Euphausiids) (sg.: krill) are small and exclusively marine crustaceans of the order Euphausiacea, found in all of the world’s oceans. The name “krill” comes from the Norwegian word krill, meaning “small fry of fish”,

Gelatinous, free-swimming marine invertebrates. Sometimes dried and eaten in Asian cuisine. The Scyphozoa are an exclusively marine class of the phylum Cnidaria, referred to as the true jellyfish (or “true jellies”). The class name Scyphozoa comes from the Greek word skyphos (σκύφος), denoting a kind of drinking cup and alluding to the cup shape of

A paste of minced whitefish shaped and flavored to resemble crab meat. Commonly found in sushi rolls. Surimi (Japanese: 擂り身 / すり身; ‘ground meat’) is a paste made from fish or other meat. It can also be any of a number of East Asian foods that use that paste as their primary ingredient. It is

The Atlantic horseshoe crab, also known as the American horseshoe crab, is a species of horseshoe crab, a kind of marine and brackish chelicerate arthropod. It is found in the Gulf of Mexico and along the Atlantic coast of North America.

Eel-shaped jawless fish known for producing enormous volumes of slime as a defense mechanism. Hagfish, of the class Myxini (also known as Hyperotreti) and order Myxiniformes , are eel-shaped jawless fish (occasionally called slime eels). Hagfish are the only known living animals that have a skull but no vertebral column, however they do have rudimentary

Long, primitive freshwater fish with elongated bodies and beak-like snouts lined with sharp teeth. Gars are an ancient group of ray-finned fish in the family Lepisosteidae. They comprise seven living species of fish in two genera that inhabit fresh, brackish, and occasionally marine waters of eastern North America, Central America and Cuba in the Caribbean,

Small, often brightly coloured ambush predators that “walk” on their pectoral fins along the reef bottom. The sargassum fish, anglerfish, or frog fish (Histrio histrio) is a species of marine ray-finned fish belonging to the family Antennariidae, the frogfishes, the only species in the genus Histrio. It lives among Sargassum seaweed which floats in subtropical

Electrophorus electricus is the best-known species of electric eel. It is a South American electric fish.

The European eel is a species of eel. Their life history was a mystery for thousands of years, and mating in the wild has not yet been observed.