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An 8-week trial was conducted to investigate the effect of ambient copper (Cu) on growth performance, physiological… Expand The water-soluble fraction of crude oil is a complex and toxic mixture of hydrocarbons. Because aquatic organisms directly… Expand In this study, concentrations of zinc, chromium, cadmium and lead were determined in water and three species of fish sampled from… Expand During a survey on fishes from Hungarian freshwaters, the occurrence of eight Myxobolus species was registered in roach (Rutilus… Expand ABSTRACT. A myxosporean parasitizing the gill filaments of the freshwater teleost fish Centromochlus heckelii collected in the… Expand SummaryThe aim of this study was to assess the effects of developmental events, occurring in fish during the first weeks after… Expand Metallothioneins (MTs) have important roles in the homeostasis of essential metals and in the detoxication of heavy metals. They… Expand The main purpose of this article is to evaluate different policy options for promoting low-impact logging through the use of… Expand A bioenergetics model was fitted for roach to estimate their food consumption in L. Vesijarvi, southern Finland. When tested with… Expand 1. The temperature at which 50% of a sample of roach ( Rutilus rutilus ) die within a week cannot be raised above 33.5° C. by… Expand