Common names from other countries
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Eupercaria/misc (Various families in series Eupercaria) >
Gerreidae (Mojarras)
Etymology: Gerres: Latin, gerres = a kind of anchovies; cited by Plinius.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino; salobre asociado a arrecife; rango de profundidad 0 - 30 m (Ref. 93032). Tropical
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Eastern Pacific: Mexico (southern Baja and the lower Gulf of California) to Peru, and the Galapagos.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 41.0 cm TL macho / no sexado; (Ref. 93032)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 9; Radios blandos dorsales (total) : 10; Espinas anales: 2; Radios blandos anales: 7. Body color silvery white with about 8 faint dark bars on side, pelvic and anal fins are yellowish; body deep (depth 2.3-2.7 in SL); highly extensible mouth, pointing downward when protruded; lower border of preopercle is smooth, bone under front of eye with smooth border; D IX,10; A II,7; large scales conspicuous and finely rough, covering most of the head and body; 39-44 lateral line scales (Ref. 93032).
Inhabits sand bottoms adjacent to reefs and also entering brackish estuaries (Ref. 93032). Feeds on insects (Ref. 93032).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Robertson, D.R., 2013. Shorefishes or the tropical eastern Pacific online information system: Fishes. Smithsonian Tropical Research Institute. http://biogeodb.stri.si.edu/sftep/taxon.php [Accessed 25/02/2013]. (Ref. 93032)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
115969): 22.3 - 29, mean 26.4 (based on 231 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00669 - 0.02368), b=3.04 (2.88 - 3.20), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).