Arctozenus risso (Bonaparte, 1840)
Spotted barracudina
Arctozenus risso
photo by Dolgov, A.

Family:  Paralepididae (Barracudinas)
Max. size:  30 cm SL (male/unsexed)
Environment:  bathypelagic; marine; depth range 0 - 2200 m
Distribution:  Worldwide distribution from the Arctic to Antarctic. Eastern Pacific: British Columbia (55°N) to at least north central Baja California (28°N) (Ref. 35950). Northwest Pacific: Bering Sea, Kamchatka, Kuril Islands (Ref. 41668).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 8-13; Anal spines: 0-0; Anal soft rays: 28-34; Vertebrae: 72-86. Bright silvery in color (Ref. 6885). Branchiostegal rays: 8 (Ref. 35950).
Biology:  Pseudoceanic and mesopelagic, occurring singly or in small schools (Ref. 5759), primarily at 200-1000 (Ref. 58302). Feed mainly on fishes and shrimps (Ref. 5759). Spawn in continental slopes and in oceanic banks from northern through tropical to southern temperate waters. Oviparous, with planktonic larvae (Ref. 35950).
IUCN Red List Status: Least Concern (LC); Date assessed: 29 January 2013 Ref. (130435)
Threat to humans:  harmless


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