Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal, usually ? - 25 m (Ref. 9118). Tropical; 14°N -
Eastern Pacific: El Salvador to Peru.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL macho/indeterminado; (Ref. 9118); common length : 14.0 cm TL macho/indeterminado; (Ref. 55763)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Body moderately elongate and compressed; snout prominent; mouth small and sub-terminal; chin with 4 pores but without barbels; edge of preopercle with 2 strong spines at the angle; lower branch of first gill arch with 18 to 24 gill rakers; second dorsal fin long, with 22 to 26 soft rays; body silvery yellowish without any major distinctive markings; back speckled; fins dark or pale; pelvic fins yellowish; roof of mouth black (Ref. 55763).
Found over muddy and sandy bottoms (Ref. 9118). Feeds mainly on planktonic crustaceans, also worms and other benthic invertebrates (Ref. 9118). Common in local markets (Ref. 9118).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: pouco comercial
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00464 - 0.01359), b=3.07 (2.93 - 3.21), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.2 ±0.32 se; based on food items.
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).