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> Ovalentaria/misc (Various families in series Ovalentaria) > Embiotocidae (Surfperches)
Etymology: Amphistichus: Greek, amphi = on both sides + Greek, stix, -ichos = row (Ref. 45335).
More on author: Agassiz.

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

marinhas demersal; intervalo de profundidade 0 - 73 m (Ref. 96339). Subtropical; 38°N - 32°N, 123°W - 117°W

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

Eastern Pacific: Bodega Bay in northern California, USA to northern central Baja California, Mexico.

Tamanho / Peso / Idade

Maturity: L_m ? range ? - ? cm
Max length : 43.0 cm TL macho/indeterminado; (Ref. 2850); common length : 30.0 cm TL macho/indeterminado; (Ref. 2850); peso máx. Publicado: 2.0 kg (Ref. 2850); Idade máx. registada: 9 anos (Ref. 56049)

Mostly found in surf of sand beaches, but reported from trawl catches at depths up to 73 m. Also occur near rocks, pilings and other sources of cover and food. Usually form small groups. Also caught from piers and skiffs. Feed preferably on sand crabs but also eats clams and other invertebrates. Viviparous, female carries the developing young (Ref. 205). Minimum depth range based on ecology (Ref. 96339).

Life cycle and mating behavior Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Viviparous, female carries the developing young (Ref. 205).

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)

Categoria na Lista Vermelha da IUCN (Ref. 130435)

Não avaliado

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

Harmless

Utilização humana

Pescarias: pouco comercial; peixe desportivo: sim

FAO - Publication: search | FishSource |

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Estimates based on models

Preferred temperature (Ref. 123201): 9.7 - 15.6, mean 12.9 °C (based on 12 cells).

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.01318 (0.00559 - 0.03107), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Nível Trófico (Ref. 69278): 3.5 ±0.0 se; based on diet studies.

Generation time: 7.5 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies.

Resiliência (Ref. 120179): Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.15-0.18; tm=2; tmax=9; Fec=113).

Fishing Vulnerability (Ref. 59153): Moderate to high vulnerability (53 of 100).

Categoria de preço (Ref. 80766): Unknown.

Amphistichus argenteus Agassiz, 1854