Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
समुद्री बैथीपिलाजिक; गहराई सीमा 37 - 1500 m (Ref. 50610). Deep-water
Western Pacific: Japan. Eastern Pacific: British Columbia, Canada (52°N) to Baja California (27°N), and from Peru (16°S) to Chile (39°S). Also from the southeast Pacific (Ref. 2850).
आकार / वज़न / Age
Maturity: Lm ? range ? - ? cm
Max length : 33.0 cm TL पुल्लिंग / अलिंग; (Ref. 2850)
Short description
आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय रीढ़ (सम्पूर्ण): 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण): 16-18; गुदा कांटा 0; ऐनल सौफट रेज़: 14 - 16; जानवरों की रीड़ का जोड़: 50 - 52. Branchiostegal rays: 8.
Mesopelagic at 300-900 m (Ref. 58302). Young migrate in association with Cyclothone signata to within 200 m of the surface at night and feed extensively on small crustaceans (Ref. 4525). Oviparous, with large mesopelagic larvae (Ref. 35760).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
अधिक जानकारी
सहयोगीयोतस्वीरेStamps, Coins Misc.ध्वनिसिगुयटिरारफ्तारतैरने के प्रकारगिल क्षेत्रOtolithsदिमागदृष्टि
साधन
Special reports
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इंटरनेट स्रोत
Estimates based on models
Preferred temperature (Ref.
123201): 0.5 - 7.9, mean 3.5 °C (based on 290 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00407 (0.00154 - 0.01080), b=3.17 (2.95 - 3.39), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.30 se; based on food items.
Generation time: 1.3 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
लौटाव (Ref.
120179): माध्यम, न्यूनतम जनसंख्या दुगनी होने का समय 1.4 - 4.4 वर्ष। (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
