Ciliata mustela (Linnaeus, 1758)
Fivebeard rockling
photo by Svensen, E.

Family:  Lotidae (Hakes and burbots)
Max. size:  25 cm TL (male/unsexed); max. reported age: 3 years
Environment:  demersal; depth range 17 - 22 m, oceanodromous
Distribution:  Northeast Atlantic: Lisbon north to Finnmark, around the British Isles, in the Skagerrak and Kattegat and Iceland.
Diagnosis:  Dorsal spines (total): 0-0; Anal spines: 0-0. Head relatively small, more than five times in SL. No lobed fold of skin above the upper lip. First fin ray followed by a row of small, fleshy filaments. Dark brown dorsally, reddish to blackish grading to pale gray-brown ventrally (Ref. 1371). One barbel on the lower jaw and four on the snout (Ref. 35388).
Biology:  A resident intertidal species with homing behavior (Ref. 32612). Generally close to the shore, not descending to great depths beyond the limits of the distribution of green algae (20 m), preferring rock bottoms but also living on sandy, muddy, and shell gravel bottoms. Feed mainly on crustaceans, sometimes also on algae, polychaetes, gastropods and occasionally, small fish. Occurs in temperatures ranging from 8 to 24°C (Ref. 4944).
IUCN Red List Status: Least Concern (LC); Date assessed: 18 October 2014 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Luna, Susan M. - 17.10.90
Modified by: Kesner-Reyes, Kathleen - 07.08.06
Checked by: Luna, Susan M. - 11.08.94

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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