Long-term trends in the timing of the spawning season of Eurasian perch (Perca fluviatilis) in the north basin of Windermere, U.K. An analysis of genetic risk to a native spawning stock of walleye Sander vitreus due to stocking in Cattaraugus Creek Risk analysis and genetic identity of the Eurasian source population for the ruffe (Gymnocephalus cernuus) invasion in the Great Lakes Impact of zander stocking on perch and pike in a mesotrophic lake Life history traits of the pikeperch Sander lucioperca (L.) in the southern outskirt of its distribution area Structure and dynamics of an unexploited yellow perch population A survey of genetic variation among yellow perch (Perca flavescens) populations determined from allozyme and mitochondrial DNA data An interplay between foraging and antipredator behavior in 0+ perch (Perca fluviatilis) at the demersal phase Recruitment patterns of walleye and sauger in the lower Wisconsin River Advantages of perch (Perca fluviatilis) seasonal migrations to brackish waters Temperature dependence of Eurasian perch (Perca fluviatilis) recruitment Pikeperch in Finnish lakes: information gained from mail survey Diet of piscivorous perch (Perca fluviatilis (L.)) in Lake Höytiäinen, eastern Finland, during a low-density state of vendace (Coregonus albula (L.)) Persistence of upper Great Lakes walleye (Sander vitreus) populations in relation to river flow Size-dependent predation on juvenile fish by perch and pikeperch in relation to prey fish availability Quantitative aspects of percids ecology: an overview of Russian studies Walleye (Stizostedion vitreum) in British Columbia: an example of high production in an invertebrate-based prey system in the Peace region Molecular phylogenetics of Etheostomatinae (Teleostei, Percidae): insights from combining cytochrome b and 12S ribosomal RNA mitochondrial DNA variation "Spreitzer" vertebrae, a unique character found only in Ammocrypta (crystal and sand darters) Larval study on pikeperch Stizostedion lucioperca: effects of weaning age and diets (live and formulated) on survival, growth, cannibalism, deformity and stress resistance Sex determinism in Eurasian perch, Perca fluviatilis: effect of genetic and enviromental factors An estimate of optimal turbidity to maximize survival and growth rate of larval walleye in intensive culture Genetic growth improvement of Perca fluviatilis: a review Hybridization of Eurasian and yellow perch increases growth rate in offspring Effects of exogenous sex steroids and their inhibitors on growth, food intake and endocrine parameters in juvenile Eurasian perch Growth and reproductive development of triploid and shocked and unshocked diploid perch (Perca flavescens) reared to adult size under selected environmental conditions Onset of sex-related dimorphic growth in juvenile hybrid walleye (Sander vitreus female x S. Feeding and nutrition in European percid fishes - a review Experimental diet formulations for intensive culture of walleye fry Stocking densities and culture environments to habituate walleye fingerlings to formulated feed canadensis male) reared to food size in ponds Production characteristics of hybrid walleye (Sander vitreus female x S. Food chain dynamics and diets of larval and post-larval yellow perch in culture ponds Semi-intensive larval rearing of pike-perch, Stizostedion lucioperca Biology and control of the Eurasian perch Perca fluviatilis reproductive cycle Growth of yellow perch exposed to different factors in tanks Dietary lipid studies with yellow perch (Perca flavescens) Variation among stocks of walleye(): length at hatch, and larval development Enhancing gas bladder inflation in larval walleye: comparison of two methods for removing an oily film from the water surface of culture tanks Seasonal variations in fatty acid composition and hepatic status of wild Eurasian perch (Perca fluviatilis) during a maturation cycle Stress responses of walleye and walleye x sauger hybrids Intra-cohort survival and growth characteristics in full- and half-siblings of Eurasian perch Perca fluviatilis fry Yellow perch in the Great Lakes: current status and future research needs Percid management: current status and future research needs Percid ecology: current status and future research needs Ecology and evolution of darters: current status and future research needs Percid aquaculture: current status and future research needs Percis III: the Third International Percid Fish Symposium, Madison, Wisconsin, U.S.A., July 2003