Elasmobranquios (tiburones y rayas) (sharks and rays) >
Squatiniformes (Angel sharks) >
Squatinidae (Angel sharks)
Etymology: Squatina: Latin for skate, which angel sharks superficially resemble, presumably tautonymous with Squalus squatina Linnaeus 1758 (no species mentioned) (See ETYFish); david: In honor of the first author’s son David (pronounced dahveed), who passed away 7 March 2011 [a noun in apposition, without the patronymic “i”] (See ETYFish).
Eponymy: David [pronounced ‘dahveed’] Acero (d: 2011) was the son of the first author, Arturo Acero. (Ref. 128868), visit book page.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino demersal; rango de profundidad 51 - 272 m (Ref. 117896). Tropical
Western Atlantic: northern South America (Venezuela and Surinam) to Panama.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 78.7 cm TL macho / no sexado; (Ref. 110242); 74.8 cm TL (female)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 0; Espinas anales: 0. Diagnosis: Mid-dorsal line lacking thorns or enlarged, sharp, pointed dermal denticles; eye-spiracle distance larger than 1.5 times eye diameter in specimens larger than 60 cm TL; each nasal flap with 2 rod-like barbels, outer barbel divided; coloration grayish to brownish yellow, male dark-spotted, females with abundant whitish spots (Ref. 110242).
Cross section: flattened.
Currently known from depths between 100-151m (Ref. 110242).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Acero, A.P., J.J. Tavera, R. Anguila and L. Hernández, 2016. A new southern Caribbean species of angel shark (Chondrichthyes, Squaliformes, Squatinidae), including phylogeny, and tempo of diversification of american species. Copeia 104(2):577-585. (Ref. 110242)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [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 ±0.6 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Preliminary low fecundity).
Vulnerabilidad pesquera (Ref.
59153): Moderate to high vulnerability (51 of 100).
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