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Siganus argenteus (Quoy & Gaimard, 1825)

Streamlined spinefoot
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Native range
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Siganus argenteus   AquaMaps   Data sources: GBIF OBIS
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Image of Siganus argenteus (Streamlined spinefoot)
Siganus argenteus
Picture by Randall, J.E.

Classificação / Names Nomes comuns | Sinônimos | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (peixes com raios nas barbatanas) > Perciformes (Perch-likes) > Siganidae (Rabbitfishes)
Etymology: Siganus: Latin, siganus = a fish, rabbit fish; by the similarity of the nose (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecologia

; marinhas associadas(os) a recifes; intervalo de profundidade 0 - 40 m (Ref. 9813), usually 1 - 30 m (Ref. 27115).   Tropical; 25°C - 29°C (Ref. 27115); 30°N - 30°S, 32°E - 128°W

Distribuição Países | Áreas da FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Indo-Pacific: Red Sea and East Africa to Pitcairn. Often the only siganid present on remote islands like Pitcairn, Rapa and Line.

Comprimento de primeira maturação / Tamanho / Peso / Idade

Maturity: Lm ?, range 20 - ? cm
Max length : 40.0 cm TL macho/indeterminado; (Ref. 9813); common length : 25.0 cm TL macho/indeterminado; (Ref. 9813)

Descrição suscinta Morfologia | Morfometria

Espinhos dorsais (total): 13; Raios dorsais (total): 10; Espinhos anais 7; Raios anais : 9; Vértebras: 13. Body blue above, silvery below; variations in markings (spots, curved lines) occur. Silvery-yellow iris. When frightened or asleep, entire fish becomes mottled with very light and dark browns, with dark ones predominating in 7 diagonal zones across the sides; fins become mottled. Spines slender, pungent, venomous. Preopercle angle 85°-95°. Fine scales on cheek. Midline of thorax without scales. Superficially resembles S. canaliculatus and S. fuscescens, particularly when young, but differs by having a much more deeply forked tail (Ref. 1602).

Biologia     Glossário (p.ex. epibenthic)

Inhabits coastal and inner reef slopes and lagoons. Usually occurs in large schools that swim fast and well above the substrate, occasionally all diving down to the bottom to feed (Ref. 48637). Juveniles and adults occur in small schools (2-100) around coral reefs, typically in surge zone at reef edge. Juveniles live near the surface in dense aggregations up to several km offshore, migrating to reef flats just prior to metamorphosis. Feeds on algae (Ref. 30573). Juveniles and adults not frequently found in markets; but prejuveniles form a brief but important fishery when migrating on to the reef flat, e.g. combined catch (with Siganus spinus of 16 tonnes in one season in Guam. Prejuveniles eaten fresh, pickled in brine or made into fish paste (Ref. 9813). Consumed as food although it is known to be occasionally poisonous (Ref. 4537). Used in Chinese medicine (Ref. 12166).

Ciclo de vida ou comportamento de acasalamento Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas

Spawn in group (Ref. 240).

Referência principal Upload your references | Referências | Coordenador : Woodland, David J. | Colaboradores

Woodland, D.J., 1990. Revision of the fish family Siganidae with descriptions of two new species and comments on distribution and biology. Indo-Pac. Fish. (19):136 p. (Ref. 1419)

Status na Lista Vermelha da UICN (Ref. 119314)

  Segura ou pouco preocupante (LC) ; Date assessed: 10 March 2015

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

  Venomous (Ref. 4537)





Uso pelos humanos

Pescarias: espécies comerciais; Aquário: Espécies comerciais
FAO(Publication : search) | FishSource | Sea Around Us

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Estimativas de algumas propriedades baseadas em modelos

Preferred temperature (Ref. 115969): 24.6 - 29, mean 27.8 (based on 1374 cells).
Índice de diversidade filogenética (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.01207 - 0.01898), b=2.98 (2.93 - 3.03), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
Nível Trófico (Ref. 69278):  2.0   ±0.0 se; Based on diet studies.
Resiliência (Ref. 69278):  Elevada, tempo mínimo de duplicação da população menor que 15 meses (K=0.75; tm=1).
Vulnerabilidade (Ref. 59153):  Low vulnerability (22 of 100) .
Categoria de preço (Ref. 80766):   High.