Petrophila canadensis

(Munroe, 1972)

Sort #: 1453 | P3 #: 800759 | MPG #: 4779
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Larval feeding type: Aquatic, feeds from silken web on rocks in riffles of rivers and streams
Larval substrate: Algae and plankton: Navicula, Cymbella
Phenology: Adult: 6/15 to 9/05 (61 records)

Comment: P. canadensis has a fairly prominent white spot just distal of the jagged median white line with no small dark spot against it, as in fulicalis

Status in MA (automated assessment): Restricted distribution, fairly common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 2015
Last Year Reported: 2022

Distribution by County: Hampshire, Franklin, Worcester, Essex
Number of Records: 61