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Icthyology Exam 1

Some terms

TermDefinition
Stenohaline When a fish is limited to either a fresh water or salt water environment.
Euryhaline A fish than can adapt to a range of salinities.
Diadromous Fish that spends some of life in freshwater and some in saltwater.
Anadromy A form of diadromy where adults spawn in freshwater, juveniles move to saltwater, then return to freshwater to spawn.
Catadromy A form of diadromy where adults spawn at sea, juveniles migrate to freshwater, then return to the sea to spawn.
Amphidromy A form of diadromy where spawning occurs in either fresh or saltwater, larvae migrate to the other habitat, then return to original habitat to spawn.
Elasmobranchs Includes sharks, skates, and rays.
Created by: Dovahkiinandy
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