California Department of Fish and Wildlife
Aquatic Biological Assement

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Ephydridae Level 1 Level 2

Ephydridae

 

Key Characters

"Shore flies" or "brine flies." Head reduced to internal skeleton, rarely protruding. Highly variable, usually w/ ventral prolegs or creeping welts, wrinkled appearance Pair of posterior spiracles always on separate stalks.
Tolerance 6
Distribution CA, OR, WA, NV, AZ, Baja