Centre for Biodiversity Genomics. CBG Photography Group. Year: 2012.   cc-by-nc-sa-3.0

Hydropsyche occidentalis is a species of caddisflies in the family Netspinning Caddisflies. They are crepuscular.

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EOL has data for 7 attributes, including:

Known occurrences, collected specimens and observations of Hydropsyche (Hydropsyche) occidentalis Banks 1900. View this species on GBIF