Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino; acqua dolce; salmastro demersale; amfidromo (Ref. 51243). Tropical; 25°C - 28°C (Ref. 36880)
North to South America: Atlantic drainage between South Carolina, USA and to French Guiana.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.3 cm SL maschio/sesso non determinato; (Ref. 50536)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 6; Raggi dorsali molli (totale) : 9; Spine anali: 0; Raggi anali molli: 9.
Encountered in fresh water as well as in hyper-saline environments (Ref. 13628). Benthic and hides between rocks or undergrowth during the day. Carnivorous, feeds on fish and crustaceans (Ref. 36880).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Kullander, S.O., 2003. Gobiidae (Gobies). p. 657-665. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the freshwater fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 50190)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 23.7 - 28.2, mean 27.1 °C (based on 551 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00420 - 0.02379), b=3.08 (2.88 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.3 se; based on diet studies.
Resilienza (Ref.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).