steno·ha·line | \ ˌste-nō-ˈhā-ˌlīn 
, -ˈha-ˌlīn \
, -ˈha-ˌlīn \Definition of stenohaline
of an aquatic organism
: unable to withstand wide variation in salinity of surrounding water
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The first known use of stenohaline was circa 1920
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