Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien benthopelagisch; diepte ? - 530 m (Ref. 114953). Tropical; 45°N - 4°N, 98°W - 51°W (Ref. 114953)
Western Atlantic: Nova Scotia, mainly eastern USA, rarely south to Venezuela.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 154 cm TL mannelijk / geslacht onbekend; (Ref. 114953); max. gepubliceerd gewicht: 60.0 kg (Ref. 114953)
Life history unknown. Males reaches maturity at 75-85 cm TL, females at 125-135 cm TL (Ref. 114953).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Last, P.R., W.T. White, M.R. de Carvalho, B. Séret, M.F.W. Stehmann and G.J.P. Naylor, 2016. Rays of the world. CSIRO Publishing, Comstock Publishing Associates. i-ix + 1-790. (Ref. 114953)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00665 - 0.03288), b=2.96 (2.77 - 3.15), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.5 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).