Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas batidemersal; intervalo de profundidade 425 - 472 m (Ref. 28767). Deep-water; 30°N - 18°N, 98°W - 81°W
Western Central Atlantic: Gulf of Mexico.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm TL macho/indeterminado; (Ref. 6902)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Leaf-like expansion of snout. Skin naked. Pelvic fins are leg like. No dorsal fins. Upper surface ash gray, lower surface pale grayish white, outer posterior belt of pectorals sooty gray, snout narrowly and irregularly edged with black, tail sooty at base (Ref. 6902).
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Distinct pairing with embrace (Ref. 205).
Last, P.R., S. Weigmann and L. Yang, 2016. Changes to the nomenclature of the skates (Chondrichthyes: Rajiformes). In: Last and Yearsley (eds.). Rays of the World: Supplementary Information. CSIRO Special Publication. 11-34. (Ref. 118749)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-2)
Ameaça para o homem
Harmless
Utilização humana
Pescarias:
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 8.6 - 12.8, mean 10 °C (based on 7 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
