Elasmobranquios (tiburones y rayas) (sharks and rays) >
Rajiformes (Skates and rays) >
Gurgesiellidae (Pygmy skates)
Etymology: Fenestraja: Latin, fenestra, -ae = small hole or opening in a bone + Latin, raja, -ae = a fish, Raja sp. (Ref. 45335).
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino batidemersal; rango de profundidad ? - 595 m (Ref. 26282). Deep-water
Western Central Atlantic: Bahamas to the northern Caribbean.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Longer rostral cartilage. Long interspace between dorsal fins. Upper surface of disc, pelvic fins and tail pale pinkish brown without distinctive markings. Lower surface plain whitish, later becoming clouded with chocolate brown (Ref. 6902).
Body shape (shape guide): other.
Solitary (Ref. 26340). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Minimum depth from Ref. 58018.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
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: sin interés
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Temperatura preferida (Referencia
123201): 11.4 - 18.8, mean 14.2 °C (based on 14 cells).
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00227 - 0.01925), b=2.95 (2.71 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.8 ±0.5 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Fec assumed to be <100).
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (22 of 100).
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