Aldrovandia oleosa Sulak, 1977
photo by JAMARC

Family:  Halosauridae (Halosaurs)
Max. size:  52 cm TL (male/unsexed)
Environment:  bathypelagic; marine; depth range 1200 - 1900 m
Distribution:  Eastern Atlantic: Gulf of Guinea region. Western Atlantic: off Virginia, USA to Bahamas, Venezuela and the Guianas. Eastern Central Pacific (Ref. 9305) and Chile (Ref. 9068).
Diagnosis:  Dorsal soft rays (total): 9-10. Anus white, surrounded by dark field; body dark brown, head black (Ref. 13608).
Biology:  Found at bathyal depths. Feeds on polychaetes. Males exhibits black tubular anterior nostrils and enlarged posterior nostrils when approaching breeding condition.
IUCN Red List Status: Least Concern (LC); Date assessed: 15 February 2011 Ref. (130435)
Threat to humans:  harmless


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