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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.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser bathypelagisch; tiefenbereich 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).
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 23.0 cm TL Männchen/unbestimmt; (Ref. 2850); max. veröff. Alter: 7 Jahre (Ref. 4525)
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 21 - 25; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 25 - 29; Wirbelzahl: 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).
Body shape (shape guide): elongated.
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).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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 Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: bycatch
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00407 (0.00161 - 0.01032), b=3.10 (2.88 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.5 ±0.50 se; based on food items. |
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Generation time |
2.7 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Widerstandsfähigkeit (Ref. 120179) |
mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (K=0.40; tmax=7). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (29 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Unknown.
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