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Eupercaria/misc (Various families in series Eupercaria) >
Gerreidae (Mojarras)
Etymology: Gerres: Latin, gerres = a kind of anchovies; cited by Plinius.
More on authors: Evermann & Seale.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande. Tropical
Western Pacific: Japan and Philippines.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 17.8 cm TL hane/ej könsbestämd; (Ref. 1555)
Taggstrålar i ryggfenan (totalt) : 9; Mjukstrålar i ryggfenan (totalt) : 10; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 7. U-shaped premaxilla groove fully scaled in specimens over 16 cm SL, producing a broadly rounded margin of the scaled area level with the anterior nostrils (partially scaled in 10 cm SL specimens). Posterior margin of maxilla beyond a vertical through anterior margin of inner dermal eye opening. Scales between 5th dorsal fin spine base 3.5 or 4. Body silvery, bands on body lacking or 6-8 irregular, very faint or dusky, oblique and vertical bands dorsolaterally and ventrolaterally (usually more apparent in young stressed or preserved specimens. Pelvic fin semi-transparent with a faint dusky band and indistinct white distal margin posteriorly or colorless when fresh. Spinous dorsal fin with an indistinct dusky patch (2nd-6th spines) and very narrow dusky distal margins on upper membranes between spines. Supraneural bones 3 (Ref. 35850).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Iwatsuki, Y., S. Kimura and T. Yoshino, 1999. Redescriptions of Gerres baconensis (Evermann & Seale, 1907), G. equulus Temminck & Schlegel, 1844 and G. oyena (Forsskål, 1775), included in the "G. oyena complex", with notes on other related species (Perciformes: Gerreidae). Ichthyol. Res. 46(4):377-395. (Ref. 35850)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01413 (0.00610 - 0.03270), b=3.04 (2.86 - 3.22), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.3 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (18 of 100). 🛈 |