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Science Keywords > EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/VERTEBRATES > FISH

Preferred term

FISH  

Definition

  • Fish are, broadly speaking, any poikilothermic (or organism whose body temperature varies according to the temperature of its surroundings) legless, aquatic vertebrate that possesses a series of gills on each side of the ;pharynx, a two-chambered heart, no internal nostrils, and at least a median fin as well as a tail fin. (en)

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Change note

  • 2017-03-15 13:39:26.0 [mgenazzi] Definition updated update Definition (Fish are, broadly speaking, any poikilothermic (or organism whose body temperature varies according to the temperature of its surroundings) legless, aquatic vertebrate that possesses a series of gills on each side of the ;pharynx, a two-chambered heart, no internal nostrils, and at least a median fin as well as a tail fin.); update Definition (Allaby, M. 1998. A Dictionary of Ecology. Oxford University Press. Oxford, New York. );

URI

https://gcmd.earthdata.nasa.gov/kms/concept/ea855d4c-f132-44f9-b31c-447e1101684d

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