Elasmobranquios (tiburones y rayas) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Bathyraja: Greek, bathys = deep + Latin, raja, -ae = a ray (Raja sp) (Ref. 45335).
Eponymy: The original description has no etymology. [...] (Ref. 128868), visit book page.
More on author: Norman.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino demersal. Temperate
Southwest Atlantic: Uruguay to Argentina (Ref. 58839). Southeast Pacific: Chile.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 60.0 cm TL macho / no sexado; (Ref. 35509)
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
McEachran, J.D. and K.A. Dunn, 1998. Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: comercial
Herramientas
Informes especiales
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Fuentes de Internet
Estimaciones basadas en modelos
Temperatura preferida (Referencia
123201): 3.3 - 6.4, mean 5.4 °C (based on 116 cells).
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00296 - 0.01067), b=3.13 (2.97 - 3.29), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.2 ±0.38 se; based on food items.
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Fec assumed to be <100).
Vulnerabilidad pesquera (Ref.
59153): Moderate vulnerability (44 of 100).
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Nutrientes (Ref.
124155): Calcium = 35.8 [4.9, 1,067.6] mg/100g; Iron = 0.421 [0.037, 5.886] mg/100g; Protein = 12.9 [10.9, 14.8] %; Omega3 = 1.26 [0.27, 5.59] g/100g; Selenium = 4.89 [0.54, 35.66] μg/100g; VitaminA = 294 [9, 7,487] μg/100g; Zinc = 1.6 [0.1, 18.3] mg/100g (wet weight); based on
nutrient studies.