>
Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Isopisthus: Greek, isos = equal + Greek, opisthe = behind (Ref. 45335).
More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas; estuarina demersal; intervalo de profundidade 1 - 45 m (Ref. 3702). Tropical; 10°N - 27°S, 83°W - 34°W
Western Atlantic: Costa Rica to southern Brazil.
Length at first maturity / Tamanho / Peso / Idade
Maturity: Lm 15.9 range ? - ? cm
Max length : 41.5 cm TL macho/indeterminado; (Ref. 122735); common length : 20.0 cm TL macho/indeterminado; (Ref. 3702); peso máx. Publicado: 740.00 g (Ref. 122735)
Espinhos dorsais (total) : 8 - 9; Raios dorsais moles (total) : 19 - 20; Espinhos anais: 2; Raios anais moles: 18 - 19. Silver grey, darker above. A diffuse black spot at pectoral-fin bases, fins pale to yellowish. Mouth large, strongly oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Chin without barbel or pores, lower margin of snout with 2 marginal pores. Two widely separated dorsal fins. Gas bladder with a pair of horn-like anterior appendages. Sagitta (large earstone) moderately thick and oval (Ref 51721).
Found in shallow coastal waters over sandy mud or soft mud bottoms (Ref. 3702). Feeds mainly on small shrimps (Ref. 3702). Important food fish.
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Cervigón, F., 1993. Los peces marinos de Venezuela. Volume 2. Fundación Científica Los Roques, Caracas,Venezuela. 497 p. (Ref. 9626)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-1)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: pouco comercial; isco: usually
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.8 - 27.9, mean 27.4 °C (based on 110 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00727 - 0.00867), b=3.07 (3.05 - 3.09), in cm total length, based on LWR estimates for this species (Ref.
93245).
Nível Trófico (Ref.
69278): 4.0 ±0.4 se; based on diet studies.
Resiliência (Ref.
120179): Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).
Nutrients (Ref.
124155): Calcium = 209 [116, 401] mg/100g; Iron = 1.19 [0.63, 2.15] mg/100g; Protein = 19.3 [18.1, 20.4] %; Omega3 = 0.269 [0.138, 0.466] g/100g; Selenium = 43.8 [22.6, 88.2] μg/100g; VitaminA = 23.3 [8.3, 72.3] μg/100g; Zinc = 1.4 [1.0, 2.0] mg/100g (wet weight);
