Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande, usually ? - 25 m (Ref. 9118). Tropical; 14°N -
Eastern Pacific: El Salvador to Peru.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL hane/ej könsbestämd; (Ref. 9118); common length : 14.0 cm TL hane/ej könsbestämd; (Ref. 55763)
Short description
Morfologi | Morfometri
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
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: mindre kommeriell
Ytterligare information
PopulärnamnsynonymerMetabolikPredatorerEkotoxikologiReproduktionKönsmognadLekSpawning aggregationFecundityÄggEgg development
Age/SizeTillväxtLength-weightLength-lengthLength-frequenciesMorfometriMorfologiLarverLarvdynamikRekryteringAbundansBRUVS
referenserVattenbrukVattenbruksprofilAvelslinjerGenetikElectrophoresesÄrftlighetSjukdomarBehandlingNutrientsMass conversion
MedarbetareBilderStamps, Coins Misc.LjudCiguateraHastighetSimsättGälytaOtolithsHjärnstorlekSyn
Verktyg
Special reports
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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).
Trofisk nivå (Ref.
69278): 3.2 ±0.32 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).