Common names from other countries
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Aulopiformes (Grinners) >
Paralepididae (Barracudinas)
Etymology: Arctozenus: Greek, arktos = bear + particle zen, derived from zao = to give life; risso: Named after A. Risso, European ichthyologist (Ref. 6885).
More on author: Bonaparte.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser bathypelagisch; tiefenbereich 0 - 2200 m (Ref. 50610). Deep-water; 71°N - 55°S, 180°W - 180°E
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).
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm SL Männchen/unbestimmt; (Ref. 35388); common length : 25.0 cm SL Männchen/unbestimmt; (Ref. 4473)
Rückenflossenstacheln (insgesamt): 0; Rückenflossenweichstrahlen (insgesamt): 8-13; Afterflossenstacheln 0; Afterflossenweichstrahlen: 28 - 34; Wirbelzahl: 72 - 86. Bright silvery in color (Ref. 6885). Branchiostegal rays: 8 (Ref. 35950).
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).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Post, A., 1990. Paralepididae. p. 373-384. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4473)
IUCN Rote Liste Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Estimates based on models
Preferred temperature (Ref.
115969): 0.8 - 10.8, mean 4.1 (based on 2120 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00224 (0.00090 - 0.00555), b=3.14 (2.92 - 3.36), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.0 se; based on diet studies.
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).