Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; demersal; depth range 0 - 75 m (Ref. 5217). Tropical; 26°C - 29°C (Ref. 36880); 41°N - 33°S
Western Atlantic: New Jersey, USA to the Antilles and Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL male/unsexed; (Ref. 122735); common length : 15.0 cm TL male/unsexed; (Ref. 5217); max. published weight: 99.40 g (Ref. 122735)
Occurs in shallow muddy bottoms from the coastline to 75 m depth; also in brackish estuaries and hypersaline lagoons (Ref. 5217). Inhabit mainly coastal waters and tidelands, but abundant in waters very near the sea to a few meters elevation with wholly freshwater ichthyofauna (Ref. 36880). Feeds mainly on zooplankton and zoobenthos (Ref. 13196). Taken with beach nets (Ref. 5217).
Distinct pairing (Ref. 205). Oviparous (Ref. 101737). Females produce numerous eggs in multiple spawnings during a prolonged spawning period (Ref. 101737).
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
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