Species Profiles: Life Histories and Environmental Requirements of Coastal Fishes and Invertebrates

This series describes the life histories and environmental requirements of coastal aquatic organisms along the coasts of the United States. The organisms are principally fish of sport, commercial, or ecological importance. The profiles were designed to provide coastal managers, engineers, and biologists with a brief, comprehensive sketch of the biological characteristics and environmental requirements of the species and to describe how populations of the species may be expected to react to environmental changes caused by coastal development. Individual profiles have sections on taxonomy, life history, ecological role, environmental requirements, and economic importance, if applicable.

Spotted Seatrout

Spotted Seatrout
Spotted Seatrout [Image courtesy of USGS Nonindigenous Aquatic Species Database]

Lassuy, D.R. 1983. Species profiles: life histories and environmental requirements (Gulf of Mexico): spotted seatrout. U.S. Fish and Wildlife Service Biological Report FWS/OBS 82(11.4). 14 pp.

From the abstract:

Species profiles are literature summaries of the taxonomy, morphology, range, life history and environmental requirements of coastal aquatic species. They are prepared to assist in environmental impact assessment. The spotted seatrout, Cynoscion nebulosus, lives in estuaries or nearshore areas its entire life. Larvae and juveniles primarily live in vegetated parts of estuaries; adults school and occupy both estuaries and nearshore areas. Spawning occurs from February to October. Few spotted seatrout live over 5 years and females live longer than males. Commercial catches (1950-1977) in the Gulf of Mexico ranged from 1572-3374 mt; sport catch usually exceeds commercial harvest. Population dynamics data on the species are weak. Adults are opportunistic carnivores; primary foods are fish and shrimp. They have been collected in a temperature range of 5-35 degrees C and a salinity range of 0.2-77 ppt.

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