Hydrolagus trolli Didier & Séret, 2002
Pointy-nosed blue chimaera

Family:  Chimaeridae (Shortnose chimaeras or ratfishes)
Max. size:  111.5 cm TL (male/unsexed); 120.4 cm TL (female); max.weight: 8,800.0 g
Environment:  bathydemersal; marine; depth range 612 - 1707 m
Distribution:  Western Pacific: New Caledonia and New Zealand.
Diagnosis:  Body blue-gray with a dark line around the orbit and dark shadowing along edges of lateral-line canals. Snout pointed. Preopercular and oral lateral-line canals sharing a common branch. D1 concave with pale margin. Males with frontal tenaculum deeply curved, upturned distally with spines along dorsal upturned edge. Prepelvic tenacula deeply indented along distal margin. Pelvic claspers with pale fleshy distal lobes, divided distally for 1/3 their length, tips usually extending beyond distal edge of pelvic fins. Ventral caudal fin not deeply indented at its origin to form a separate anal fin.
Biology:  Oviparous (Ref. 205). Eggs are encased in horny shells (Ref. 205). Reported sexual maturity at 550-65.0 cm BDL or body length (Ref. 116866).
IUCN Red List Status: Least Concern (LC); Date assessed: 19 February 2015 Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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