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Photo#1590380
giant stonefly - Pteronarcys

giant stonefly - Pteronarcys
Clackamas Lake, Mt Hood National Forest, Clackamas County, Oregon, USA
June 14, 2018
Size: 1 1/2 inches?
Perched between marsh and river, 0.4 mile downstream of the lake.

Much higher resolution at Flickr.

Images of this individual: tag all
giant stonefly - Pteronarcys giant stonefly - Pteronarcys