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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Astronesthinae
Etymology: Astronesthes: Greek, astra = ray + Greek, esthes, -es = suit, something used to wrap (Ref. 45335).
More on authors: Regan & Trewavas.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser; tiefenbereich 100 - ? m (Ref. 58018). Deep-water; 24°N - 24°S (Ref. 86868)
Eastern Atlantic between 23°30'N and 24°S.
Size / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 26.2 cm SL Männchen/unbestimmt; (Ref. 4465)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 13 - 15; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 16 - 19. Body black, head with small pale dots (developing with growth) behind eye and on gill cover (Ref. 3982). Barbel without apparent terminal modification (Ref. 37473).
Mesopelagic species (Ref. 27121).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Gibbs, R.H. Jr., 1990. Astronesthidae. p. 300-307. 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. 4465)
IUCN Rote Liste Status (Ref. 130435: Version 2024-2)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 7.2 - 13.6, mean 10.6 °C (based on 30 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00171 - 0.01014), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (22 of 100).