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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 / rango de profundidad / distribution range
Ecología
marino batipelágico; rango de profundidad 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).
Length at first maturity / Tamaño / Peso / Age
Madurez: Lm 25.0 range ? - ? cm
Max length : 48.9 cm SL macho / no sexado; (Ref. 27363); 29.0 cm SL (female)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 62 - 72; Espinas anales: 0; Radios blandos anales: 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).
Body shape (shape guide): elongated.
Mesopelagic in depths exceeding 500 m (Ref. 7249) and bathypelagic (Ref. 58302). Females undergo diel vertical migrations (Ref. 7249).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Pesquerías: bycatch
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Referencia
123201): 6.2 - 27.4, mean 16 °C (based on 3030 cells).
Phylogenetic diversity index (Referencia
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).
Nivel trófico (Referencia
69278): 3.9 ±0.67 se; based on food items.
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).
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