>
Argentiniformes (Marine smelts) >
Bathylagidae (Deep-sea smelts)
Etymology: Bathylagichthys: Greek, bathys = deep + Greek, lagos = hare + Greek, ichthys = fish (Ref. 45335).
Eponymy: Mrs Marion Grey née Griswold (1911–1964) studied at Wellesley College (1929–1931). [...] (Ref. 128868), visit book page.
More on author: Cohen.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina batypelagisk; djupintervall 25 - 1000 m (Ref. 33679). Deep-water; 32°N - 48°S
Eastern Atlantic: Spain to Western Sahara. Western Atlantic: Bermuda. Northwest Atlantic: Canada (Ref. 5951). Southwest Pacific: New Zealand (Ref. 5755).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 16.0 cm SL hane/ej könsbestämd; (Ref. 4459)
Mjukstrålar i ryggfenan (totalt) : 13 - 14; Mjukstrålar i analfenan: 11 - 12; Ryggkotor: 44. Pale, straw-colored ground color. Opercle and snout dusky. Dark pigment distributed on margins of scale pockets (Ref. 37473). Slender body, smoothly narrowed toward the end of caudal peduncle. Maximum depth at the level of the pectoral fin base for 39-69 mm specimens and immediately before the dorsal fin origin for larger ones. Pectoral fins short, not reaching origin of dorsal fin. Operculum without radial grooves. No gill rakers at the inner surface of epibranchial of first gill arch. Swim bladder absent (Ref. 33679).
Body shape (shape guide): elongated.
Usually caught in small aggregations, at 600-900 m in the daytime and 25-500 m at night (Ref. 6345). Feeds on plankton (Ref. 6345).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Cohen, D.M., 1990. Bathylagidae. p. 239-240. 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. 4459)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 8.5 - 17.3, mean 13.1 °C (based on 97 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00221 - 0.01248), b=3.01 (2.80 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.45 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (10 of 100).
🛈