Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; brackish; demersal; pH range: 7.0 - ? ; dH range: 10 - 20; amphidromous (Ref. 46888). Tropical; 22°C - 30°C (Ref. 2059); 31°N - 5°S (Ref. 26213)
South America: found only in Brazil from Piaui southward to Santa Catarina. Central America: questionable reports from Florida in USA and Antilles to Central America (Ref. 7251).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 16.3 cm SL male/unsexed; (Ref. 13444)
Found in lakes, ponds, rivers and streams. Occurs in brackish water in seasonally intermittent streams.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Watson, R.E., 1996. Revision of the subgenus Awaous (Chonophorus) (Teleostei: Gobiidae). Ichthyol. Explor. Freshwat. 7(1):1-18. (Ref. 13444)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
More information
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsElectrophoresesHeritabilityDiseasesProcessingMass conversion
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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=0.00708 (0.00375 - 0.01338), b=3.11 (2.95 - 3.27), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.8 ±0.31 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).