Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten; brackvatten bentopelagisk; amfidrom (Ref. 126106). Tropical; 23°C - 34°C (Ref. 36880)
North, Central and South America: northern Florida, USA southward through the Greater and Lesser Antilles to Trinidad and Tobago, and from Tamaulipas, Mexico southward to Caracas, Venezuela; central Baja California Sur and Sonora, Mexico southward to Tumbes, Peru.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 30.0 cm SL hane/ej könsbestämd; (Ref. 30499); 24.4 cm SL (female)
Taggstrålar i ryggfenan (totalt) : 7 - 8; Mjukstrålar i ryggfenan (totalt) : 10 - 12; Taggstrålar i analfenan: 1; Mjukstrålar i analfenan: 9 - 11.
Body shape (shape guide): elongated.
Adults inhabit clear streams and rivers over sand and gravel, but also found in turbid waters with muddy bottoms. They prefer clear flowing, well oxygenated streams. Food consists mainly of filamentous algae (Ref. 13444).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Watson, R.E., 1996. Revision of the subgenus Awaous (Chonophorus) (Teleostei: Gobiidae). Ichthyol. Explor. Freshwat. 7(1):1-18. (Ref. 13444)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
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=0.00891 (0.00465 - 0.01707), b=3.13 (2.97 - 3.29), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
2.0 ±0.00 se; based on food items. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (45 of 100). 🛈 |
Priskategori (Ref. 80766) |
Very high.
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