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Many freshwater fishes are also popular as food.
fish, freshwater, fish species, bream, pike, eel, catfish, Prussian carp, zander, trout, common carp, fishing, dorsal fin, pelvic fin, caudal fin, gill, scale, pectoral fin, plankton-eating, mud-dwelling, predator, benthic, river, lake, animal, vertebrates, biology
Freshwater fish used as food in many parts of the world.
A group of fish characterised by a cartilaginous skeleton, well-known species include the great white shark and the great hammerhead shark.
This bizarre-looking fish uses its bioluminescent lure to catch its prey. The animation explains how it works.
A type of large freshwater crayfish widespread in Europe.
A species of mollusc widespread in freshwaters.
Blood vessels in fishes' gills absorb oxygen and release carbon dioxide.
In ecology, a niche is a term describing the way of life of a species.
Extinct species of fish which had thick ´armour´ protecting the head.
Cosmopolitan monocots inhabiting watersides.
Living fossil, important stage in the evolution of tetrapods.
This animation demonstrates the anatomy of amphibians through the example of a common species of frogs.