Dictionary.com
definitions

shore fly

noun
  1. any of numerous small black flies of the family Ephydridae, found in damp or marshy locations.
Also called e·phyd·rid [ih-fid-rid, ef-uh-drid] /ɪˈfɪd rɪd, ˈɛf ə drɪd/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018