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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Idiacanthinae
Etymology: Idiacanthus: Greek, idia = own privative + Greek, akantha = thorn (Ref. 45335); antrostomus: antrostomus meaning cavern mouth (Ref. 4525).
More on author: Gilbert.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser bathypelagisch; tiefenbereich 0 - 1103 m (Ref. 58018). Deep-water; 42°N -
Eastern Pacific: throughout most of the tropic and temperate waters, both north and south of the equator.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 33.0 cm TL Männchen/unbestimmt; (Ref. 4525); 38.0 cm TL (female)
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 54 - 66; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 28 - 43; Wirbelzahl: 81 - 85.
Body shape (shape guide): elongated.
Mesopelagic species (Ref. 559). Migrates to the surface at night and return to the depths at dawn. Feed mainly on small fishes and crustaceans (Ref. 4525). Oviparous, with planktonic eggs and larvae (Ref. 35926). Exhibit extreme sexual dimorphism, with larvoid males (Ref. 35926).
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)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: bycatch
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Bevorzugte Temperatur (Ref.
123201): 1 - 22.5, mean 11.7 °C (based on 216 cells).
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophische Ebene (Ref.
69278): 3.8 ±0.60 se; based on food items.
Generation time: 2.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (K=0.5;).
Anfälligkeit der Fischerei (Ref.
59153): Low to moderate vulnerability (26 of 100).
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