Classificação / Names
Common names from other countries
Referência principal
Tamanho / Peso / Idade
Max length : 50.0 cm TL macho/indeterminado; (Ref. 5377); common length : 30.0 cm TL macho/indeterminado; (Ref. 3659)
Length at first maturity
Lm 11.6  range ? - ? cm
Ambiente
; marinhas; estuarina demersal; intervalo de profundidade 10 - 70 m (Ref. 10799)
Clima / Intervalo
Subtropical, preferred 25°C (Ref. 107945); 37°N - 27°S, 19°W - 16°E (Ref. 57343)
Distribuição
Eastern Atlantic: West African coasts, from Canary Islands and Morocco to Angola (Ref. 57402). Sporadically known from Algeria and Namibia (Ref. 57343). Record from Mauritius is likely to be erroneous.
Países | Áreas FAO | Ecossistemas | Ocorrências | Introduções
Descrição breve
Espinhos dorsais (total): 9; Raios dorsais moles (total): 13-14. Diagnosis: 9-10 short detached pectoral filaments, not exceeding length of upper pectoral fin; body moderately elongate and compressed, its height comprised 2.9-3.4 times in standard length; snout very short, blunt and prominent; mouth inferior; posterior edge of maxillary only slightly expanded, barely reaching past eye; 2 widely separated dorsal fins, 1st with 8 spines, 2nd with 1 flexible spine and 13-14 soft rays; 2nd
dorsal fin and anal fin bases barely equal; pectoral fin inserted low on body; scales ctenoid; head and unpaired fins partly covered with small scales (Ref. 57402).
Coloration: body uniformly silvery, upper part greyish and belly white; a large rounded black spot, about equal to eye diameter, generally visible under lateral line, behind opercle (Ref. 57402).
Categoria na Lista Vermelha da IUCN (Ref. 115185)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: espécies comerciais
Mais informação
ReferênciasAquaculturaPerfil para aquaculturaEstirpesGenéticaFrequência dos alelosHereditariedadeDoençasProcessamentoMass conversion
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Nível Trófico
3.6 ±0.67 se; Based on food items.
Resiliência
Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.14-0.4)
Vulnerabilidade
Low to moderate vulnerability (30 of 100)
Categoria de preço