Goblin Shark - The Shark Trust
Transcription
Goblin Shark - The Shark Trust
Goblin Shark Mitsukurina owstoni 1 Lateral view 3 2 common Name Scientific Name Mitsukurina owstoni (Jordan, 1898). Goblin Shark, Elfin Shark, Requin Lutin (Fr), Tiburón Duende (Es). distribution Widely distributed but little known. Found in the northeast Atlantic from the Bay of Biscay, Portugal and Madeirai. NE Atl Ventral view identification 1 Distinctive flat, elongated snout. 2 Long, protrusible jaws, extended when dead. 3 No ventral caudal lobei. colour Pinkish white when living. Blue tint to fins. Adults darker than juvenilesiiii. Biology and Size Protrusible jaws are held in against elastic ligaments whilst swimming and are released rapidly forward when capturing prey. Nothing is known of its reproduction or diet, although it is believed to be ovoviviparous and its dentition suggests soft bodied preyiii. Map base conforms with ICES grid squares. LMO No Records Occasional Range LC Born: ~88cm, Mature: <335cm , <264cm , Max TL: 540–617cm (est.)iii. Goblin Shark Sponsored by: teeth Very long, narrow, single-cusped teeth in both jaws. 26 in the upper jaw, 24 in the loweriii. similar species Habitat Continental shelves and upper slopes to at least 1,000m. Rarely encountered in shallow water (<30m)ii. Fin arrangement suggests it is slow swimming and inactivei. Mitsukurina owstoni, Goblin Shark conservation status Although apparently rare, it has a wide distribution and is infrequently taken by fisheriesii. Red List status: Least Concern (2004). commercial importance Carcharias taurus, Sandtiger Shark Rare bycatch of deepwater fisheries using gillnets, longlines and trawls. Has also been found tangled in crab pot lines. Goblin Shark Meat, fins, hides and livers may be utilised but this is not common. Jaws are valued by collectors and can be worth US $1,500–4,000ii. Odontaspis ferox, Smalltooth Sandtiger Shark Handling Handle with care. Needle-sharp teeth. Abrasive skin. Apristurus aphyodes, White Ghost Catshark references i. Compagno, L. J. V; 1984. FAO. LMO01/01/09 ii. Duffy, C. A. J. et al; 2004. IUCN Red List. iii. Jordan, V; Unknown. FLMNH.
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