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Stomiiformes (Lightfishes and dragonfishes) >
Sternoptychidae (Marine hatchetfishes) > Sternoptychinae
Etymology: Argyropelecus: Greek, argyros = silvered, silver + Greek, pelekys = axe (Ref. 45335).
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino batipelagico; distribuzione batimetrica 100 - 2056 m (Ref. 27311). Deep-water; 40°N - 35°S, 180°W - 180°E
Eastern Atlantic: Portugal to Senegal; reported from Namibia (Ref. 27121). Western Atlantic: 40°N-10°N and 15°S-35°S; specimens taken off the Guianas (Ref. 13608). Northwest Atlantic: Canada (Ref. 5951). Indian Ocean: 0°-35°S. Western Pacific: 35°N-35°S. Southeast Pacific: 30°S-35°S. Recently reported in Aden Gulf, Arabian Sea (Ref. 85285).
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.3 cm SL maschio/sesso non determinato; (Ref. 57911); peso massimo pubblicato: 20.90 g (Ref. 124532)
Spine dorsali (totale): 0; Raggi dorsali molli (totale): 9; Spine anali 0; Raggi anali molli: 12. Deep body, lower opercular spine straight downward and curved outward. Upper opercular spine short, pointing outward (Ref. 37473).
An oceanic and mesopelagic species concentrated at 300-600 m by day and 100-300 by night (Refs. 4462, 4739). A selective dusk-time feeder mainly on conchoecid ostracods, to lesser extent on copepods, decapod larvae, fish larvae, etc (Ref. 4739). Adult photophore developing at about 15 mm SL (Ref. 4739). Also Ref. 58302.
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Weitzman, S.H., 1986. Sternoptychidae. p. 253-259. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4054)
IUCN Red List Status (Ref. 130435)
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