Bythaelurus lutarius (Springer & D'Aubrey, 1972)
Mud catshark
photo by FAO

Family:  Pentanchidae (Deepwater catsharks)
Max. size:  34 cm TL (male/unsexed); 39 cm TL (female)
Environment:  bathydemersal; marine; depth range 338 - 766 m
Distribution:  Western Indian Ocean: off Mozambique (Ref. 5578) and Somalia.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 0-0; Anal spines: 0-0; Anal soft rays: 0-0. A slender, dwarf catshark with a moderately long snout and short labial furrows; caudal fin without crest of enlarged denticles (Ref. 5578). Dull grey-brown, paler ventrally, with few poorly defined dorsal saddles that may be visible (Ref. 5510).
Biology:  Found on the continental slope on or just above muddy substrates (Ref. 5578). Feeds on cephalopods, small bony fishes, and crustaceans (Ref. 5578). Probably caught with bottom trawls (Ref. 30573).
IUCN Red List Status: Data deficient (DD); Date assessed: 24 April 2018 Ref. (130435)
Threat to humans:  harmless


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