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Predictability of littoral-zone fish communities



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Environmental Biology of Fishes 2005 73 21 36 Springer 2005 Predictability of littoral zone sh communities through ontogeny in Lake Texoma Oklahoma Texas USA Michael A Eggletona b Raul Ramireza c Chad W Hargravea Keith B Gidoa d Jason R Masonere f Gary D Schnella g William J Matthewsa g h a Sam Noble Oklahoma Museum of Natural History University of Oklahoma 2401 Chautauqua Avenue Norman OK 73072 U S A b Current address Aquaculture Fisheries Center University of Arkansas at Pine Blu 1200 N University Drive Box 4912 Pine Blu AR 71601 U S A e mail meggleton uaex edu c Current address Department of Biological Sciences Southern Illinois University Edwardsville Edwardsville IL 62026 U S A d Current address Division of Biology Kansas State University Ackert Hall Manhattan KS 66506 U S A e Environmental Protection Agency Robert S Kerr Environmental Research Laboratory P O Box 1198 Ada OK 74821 U S A f US Geological Survey Water Resources Division 202 NW 66th Street Building 7 Oklahoma City OK 73116 U S A g Department of Zoology University of Oklahoma Norman OK 73019 U S A h University of Oklahoma Biological Station HC 71 Box 205 Kingston OK 73479 U S A Received 3 July 2003 Accepted 25 August 2004 Key words reservoirs littoral zone shes larval shes environmental gradients Synopsis We sampled larval juvenile and adult shes from littoral zone areas of a large reservoir Lake Texoma Oklahoma Texas 1 to characterize environmental factors that in uenced sh community structure 2 to examine how consistent sh environment relationships were through ontogeny i e larval vs juvenile and adult and 3 to measure the concordance of larval communities sampled during spring to juvenile and adult communities sampled at the same sites later in the year Larval juvenile and adult sh communities were dominated by Atherinidae mainly inland silverside Menidia beryllina and Moronidae mainly juvenile striped bass Morone saxatilis and were consistently structured along a gradient of site exposure to



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