Elachista maritimella is a moth of the family Elachistidae first described by James Halliday McDunnough in 1942. It is found in Canada, where it has been recorded from New Brunswick, Newfoundland, Nova Scotia, Quebec, Saskatchewan and Alberta.mothphotographersgroup The habitat consists of salt coastal meadows and vegetation bordering roads.

The wingspan is 9–10 mm.Memoirs of the American Entomological Society

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