Glossary

copepod

Any member of the subclass Copepoda, a group of small marine and freshwater crustaceans of which the planktonic species are important to global ecology, forming the main constituent of oceanic zooplankton. Some species are parasites of fishes.

Used in 6 species profiles

Related terms

anchor worm
Member of the copepod crustacean genus Lernaea. Adult females are parasitic on freshwater fishes.
crustacean
Any member of the predominantly aquatic arthropod grouping Crustacea which currently contains almost 70,000 recognised species, including all crabs, lobsters, crayfish, shrimp, krill and barnacles. It's difficult to define their characteristics since the group is of arguable hierarchical status, generally regarded to represent either a Phylum or Subphylum.
Cyclops
Genus of freshwater copepods characterised and so named by possession of a single, large, median eye. Sometimes cultured as food for fry or very small fishes.
ecology
Study of the interactions occurring between organisms and their environments; also used to refer directly to such relationships.
marine
Of, relating to, native to, inhabiting, or formed by the sea or ocean.
parasite
Organism that lives on or in a second, host organism of a different species, with the latter deriving no benefit or being directly harmed by the relationship.
planktonic
Of or relating to plankton.
zooplankton
Plankton or planktonic constituent composed of small animals such as crustaceans and larval fishes.

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