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Pagurus granosimanus (Stimpson, 1858)
Grainyhand Hermit Crab
Family: Paguridae

Species account author: Josephine Hart.
Extracted from Crabs and their relatives of British Columbia.

Photograph

© Aaron Baldwin     (Photo ID #2163)

Map

E-Fauna BC Static Map

Distribution of Pagurus granosimanus in British Columbia in British Columbia

Species Information

Carapace: shield slightly longer than broad. Eyestalk relatively long; cornea slightly dilated. Chelipeds stout; merus with small granules, spines and tufts of short setae; carpus and hand subequal in length with numerous flat-topped granules on both dorsal and ventral surfaces. 1st and 2nd walking legs stout, about equal in length to right cheliped and with scattered granules and short setae; dactyl slightly longer than propodus.

Size

Shield length: male 9.6 mm.

Colour

Carapace: shield white with brown and green marbling; sides of carapace reddish brown with blue dots; posterior kelp brown with longitudinal rows of cream dots. Chelipeds kelp brown with pale blue granules, some of which have white tips. 1st and 2nd walking legs kelp brown, darkest dorsally, with pale blue granules; tip of dactyl red brown, claw greenish brown. Eyestalk dark kelp brown; eyescale edged with cream; cornea black with silver flecks. Antennal flagellum translucent tan to red.

Habitat


Intertidal in rocky and graveled areas. Often congregate in tide pools where they tolerate fairly high water temperatures. Usually inhabit large heavy shells, such as Thais, into which the animal can withdraw completely.

Distribution

Range

Unalaska, Alaska, to Ensenada, Mexico; intertidal to 36 m.
Distribution In British Columbia

Common intertidally.

Status Information

Origin StatusProvincial StatusBC List
(Red Blue List)
COSEWIC
UnlistedUnlistedUnlistedUnlisted



BC Ministry of Environment: BC Species and Ecosystems Explorer--the authoritative source for conservation information in British Columbia.

General References