Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal, usually ? - 25 m (Ref. 9118). Tropical; 14°N -
Eastern Pacific: El Salvador to Peru.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL mannelijk / geslacht onbekend; (Ref. 9118); common length : 14.0 cm TL mannelijk / geslacht onbekend; (Ref. 55763)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
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).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (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).
Trofisch niveau (Ref.
69278): 3.2 ±0.32 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).