Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 37 - 73 m (Ref. 10878). Tropical
Eastern Atlantic: off Mauritania and Western Sahara to Walvis Bay, Namibia (Ref. 4417, 11228).
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 29.5 cm TL macho/indeterminado; (Ref. 89108)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Raios dorsais (total) : 84 - 93; Espinhos anais: 0; Raios anais : 62 - 73; Vértebras: 34 - 36. 11-12 pectoral fin rays on ocular side, 10 on blind side. Preserved specimens uniformly brownish on ocular side, yellowish-white on blind side; fins paler than body (dorsal and anal fins with regular series of dark blotches); pectoral fin on ocular side with dark bars; caudal fin with scattered indistinct dark blotches (Ref. 10878). Exhibits sexual dimorphism, mature males with greater interorbital width compared to females and the upper one or two pectoral fin rays on the ocular side are extended and filamentous (Ref. 10878).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Distinct pairing (Ref. 205).
Murakami, T. and K. Amaoka, 1992. Review of the genus Syacium (Paralichthyidae) with the description of a new species from Ecuador and Columbia. Bull. Fac. Fish. Hokkaido Univ. 43(2):61-95. (Ref. 10878)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: pouco comercial
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 18.3 - 20.9, mean 19.3 °C (based on 19 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00396 - 0.01388), b=3.07 (2.91 - 3.23), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).