Common names from other countries
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).
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino demersal; rango de profundidad 51 - 272 m (Ref. 117896). Tropical
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Western Atlantic: northern South America (Venezuela and Surinam) to Panama.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 78.7 cm TL macho / no sexado; (Ref. 110242); 74.8 cm TL (female)
Short description
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).
Currently known from depths between 100-151m (Ref. 110242).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | 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)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
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 (Ref.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).