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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Malacosteinae
Etymology: Aristostomias: Greek, aristos = the best + Greek, stoma = mouth (Ref. 45335).
More on author: Gilbert.
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
समुद्री बैथीपिलाजिक; गहराई सीमा 0 - 1219 m (Ref. 50610). Deep-water; 66°N - 27°N, 180°W - 113°W
Eastern Pacific: southern British Columbia, Canada to central Baja California, Mexico (Ref. 2850), including the Bering Sea (Ref. 35921).
आकार / वज़न / Age
Maturity: Lm ?  range ? - ? cm
Max length : 23.0 cm TL पुल्लिंग / अलिंग; (Ref. 2850); अधिकतम सूचित उम्र: 7 वर्षो (Ref. 4525)
Short description
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय रीढ़ (सम्पूर्ण) : 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 21 - 25; गुदा कांटा: 0; ऐनल सौफट रेज़: 25 - 29; जानवरों की रीड़ का जोड़: 54 - 58. Caudal fin small; pelvic fins free of membranes (Ref. 6885). Body and head black; luminous organs attached to head reputed to be colored; barbel bulb pink; subocular red; postocular green (Ref. 6885).
Feed on crustaceans (Ref. 4525). Probably spawn in spring (Ref. 35921). Apparently, undergo diurnal migration (Ref. 35921). Oviparous, with planktonic eggs and larvae (Ref. 35921).
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: Version 2024-2)
Threat to humans
Harmless
Human uses
मात्स्यिकी:
साधन
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इंटरनेट स्रोत
Estimates based on models
Preferred temperature (Ref.
123201): 4.8 - 9.3, mean 6.5 °C (based on 39 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00407 (0.00157 - 0.01056), b=3.10 (2.88 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.50 se; based on food items.
Generation time: 2.7 ( 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। (K=0.40; tmax=7).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).