Bythaelurus giddingsi McCosker, Long & Baldwin, 2012
Galápagos catshark
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Family:  Scyliorhinidae (Cat sharks)
Max. size:  45.3 cm TL (male/unsexed)
Environment:  bathypelagic; depth range 428 - 562 m,
Distribution:  Pacific Ocean: presumed to be endemic to the Galápagos Islands.
Diagnosis:  This species is moderately sized and have the following characters: snout bluntly rounded; preoral length 4.7-6.8% TL; short head, length about equal to pectoral-pelvic space, 21-24% TL; precaudal length 73-80% TL; dorsal and anal fins are subequal; length of anal-fin base about equal to length of interdorsal space; 81-85 (mean = 82.6) precaudal vertebrae; color chocolate brown dorsally, paler on ventral surface from snout to anus; body, flanks, caudal and median fins are overlain with pale spots about equal in size to eye, becoming smaller below lateral midline, and showing a bilaterally asymmetrical pattern. It differs from its congeners in its coloration, the length of its anal-fin base, and in other morphological characters (Ref. 89625).
Biology:  This species were observed living on the bottom above sand or sand and mud substrates, in the vicinity of lava boulders, either over flat bottoms or along slopes to 45° (Ref. 89625).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Busson, Frédéric - 06.03.12
Modified by: Capuli, Estelita Emily - 15.03.12

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