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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Idiacanthinae
Etymology: Idiacanthus: Greek, idia = own privative + Greek, akantha = thorn (Ref. 45335).
More on author: Peters.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas batipelágico; intervalo de profundidade 0 - 2000 m (Ref. 58302), usually 30 - 800 m (Ref. 51358). Deep-water; 40°N - 54°S, 85°W - 150°W
North Atlantic: north of 10°N. South Atlantic: southern tip of Africa. Also recorded from the Patagonian region of Argentina (Ref. 27363). Indo-Pacific: across the Indian Ocean north of about 23°S to west and central Pacific between 27°N and 23°S. South China Sea and water near Taiwan (Ref.74511).
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm 25.0 range ? - ? cm
Max length : 48.9 cm SL macho/indeterminado; (Ref. 27363); 29.0 cm SL (female)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Raios dorsais (total) : 62 - 72; Espinhos anais: 0; Raios anais : 39 - 46. Pelvic fins of females with 6 soft rays, absent in males (Ref. 6600). No true gill rakers (Ref. 27363). Dark brown or pale in male and black or dark brownish black in female (Ref. 37473).
Mesopelagic in depths exceeding 500 m (Ref. 7249) and bathypelagic (Ref. 58302). Females undergo diel vertical migrations (Ref. 7249).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Krueger, W.H., 1990. Idiacanthidae. p. 341-342. 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. 7249)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 6.2 - 27.4, mean 16 °C (based on 3030 cells).
Índice de diversidade filogenética (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).
Nível Trófico (Ref.
69278): 3.9 ±0.67 se; based on food items.
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).
