Zanclorhynchus spinifer Günther, 1880
Antarctic horsefish
photo by FAO

Family:  Zanclorhynchidae (Horsefishes)
Max. size:  40 cm TL (male/unsexed)
Environment:  demersal; marine; depth range 5 - 1000 m
Distribution:  Southern Ocean: Prince Edward, Crozet, Kerguelen, Heard, and Macquarie islands and the Kara-Dag Seamount north-east of the Prince Edward Islands.
Diagnosis:  Anal soft rays: 10-12; Vertebrae: 34-35. This subspecies differs from the nominative subspecies in the degree of development of the arming, particularly, by the cranial spines and of the dorsal fin: arming of fish strong, index of arming (Iar) is more than 13.2; length of first spine D1 7.4-14.7% SL; head length 36.4-39% SL; antedorsal distance 33.7-38.7% SL; length of first spine D1 0.7-1.1 of eye diameter, which is 7.7-11.2% SL; the sum of heights of second, third, and fourth spines D1 exceeds length of second temporal spine by no more than 7.1 times. This subspecies differs from (Ref. 118198).
Biology:  Feeds mainly on benthic invertebrates, primarily amphipods.
IUCN Red List Status: Least Concern (LC); Date assessed: 04 February 2009 Ref. (130435)
Threat to humans:  harmless
Country info:   
 


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.