DCHP-1 Online
shad-fly Maritimes 
n. one of several flies, especially the May fly.
- 1825 Among the curious phenomena of Canada, is the ephemeral Spring fly, called . . . by the English the Shad Fly, as they are supposed to indicate the approach of the fish.
- 1825 Among the curious phenomena of Canada, is the ephemeral Spring fly, called . . . by the English the Shad Fly, as they are supposed to indicate the approach of the fish.