Chirolophis nugator (Jordan & Williams, 1895)
Mosshead warbonnet
Chirolophis nugator
photo by Nichols, J.

 Family:  Stichaeidae (Pricklebacks), subfamily: Chirolophinae
 Max. size:  15 cm TL (male/unsexed)
 Environment:  demersal; depth range 20 - 80 m
 Distribution:  Eastern Pacific: Aleutian Islands, Alaska to San Miguel Island, southern California, USA.
 Diagnosis:  Dorsal spines (total): 53-55; Dorsal soft rays (total): 0-0; Anal spines: 1-1; Anal soft rays: 37-42. Caudal rounded (Ref. 6885). Color variable- males brownish, sometimes with a red tinge; pale spots rimmed with darker on sides of body; spots fainter, smaller, and more numerous dorsally on sides; light on lower part of head with several brown streaks; white on pelvic fins and anterior part of anal fin; other fins with brown pigment spots in bands forming faint bars. Females nearly plain brown on body; in line spread along middle of dorsal fin about 13 dark spots each surrounded by a clear area to form prominent ocelli (Ref. 6885).
 Biology:  Usually in intertidal and subtidal rocky areas (Ref. 2850, 51666). Sometimes hides in crevices and tubeworms holes with only head protruding (Ref. 2850).
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Froese, Rainer - 01.05.91
 Modified by: Reyes, Rodolfo B. - 15.07.13
 Checked by: Torres, Armi G. - 27.07.94

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