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European Spruce Sawfly
Gilpinia hercyniae
Gilpinia hercyniae, the European spruce sawfly, was first found in North America near Hull, Quebec, in 1922 (Rose and Lindquist 1985). By 1930, severe damage was occurring in spruce stands in the Lower St. Lawrence–Gaspé region of Quebec. Population levels exploded, and further damage subsequently occurred in New Brunswick and the northeastern United States (Balch 1936a, b, 1937; Blais 1961). Loss of wood from spruce mortality was estimated at 10 million cubic metres (Rose and Lindquist...
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Every page naming Gilpinia hercyniae in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 371190.