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Galeoides decadactylus  (Bloch, 1795)

Lesser African threadfin
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Image of Galeoides decadactylus (Lesser African threadfin)
Galeoides decadactylus
Picture by Wirtz, P.


Sierra Leone country information

Common names: Shinenose
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/sl.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Kamara, A.B., 1977
National Database:

Classificação / Names

Actinopterygii (peixes com raios nas barbatanas) > Perciformes (Perch-likes) > Polynemidae (Threadfins)
Nomes comuns | Sinónimos | Catalog of Fishes (gen., sp.) | ITIS | CoL

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).

Biologia     Glossário (ex. epibenthic)

Occurs over sandy (Ref. 2683) and muddy bottoms in shallow waters (Ref. 4340), frequently in brackish habitats (Ref. 4340, 57402) and estuaries, but not in freshwaters (Ref. 57402). Feeds on benthic invertebrates (Ref. 5377). Sold fresh, dried salted or smoked (Ref. 36127).

Categoria na Lista Vermelha da IUCN (Ref. 115185)

Ameaça para o homem

  Harmless



Utilização humana

Pescarias: espécies comerciais

Mais informação

Nomes comuns
Sinónimos
Metabolismo
Predadores
Ecotoxicologia
Reprodução
Maturidade
Desova
Fecundidade
Ovos
Desenvolvimento dos ovos
Referências
Aquacultura
Perfil para aquacultura
Estirpes
Genética
Frequência dos alelos
Hereditariedade
Doenças
Processamento
Mass conversion
Colaboradores
Fotografias
Stamps, Coins
Sons
Ciguatera
Velocidade
Tipo de natação
Área branquial
Outras referências
Cérebros
Visão

Ferramentas

Relatórios especiais

Descarregue XML

Fontes da internet

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Nível Trófico (Ref. 69278)
3.6   ±0.67 se; Based on food items.

Resiliência (Ref. 69278)
Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.14-0.4)

Vulnerabilidade (Ref. 59153)
Low to moderate vulnerability (30 of 100)
Categoria de preço (Ref. 80766)
High