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Factors affecting fish diversity and abundance in drying ponds and lagoons in the upper Paraná River basin, Brazil
Monthly samples were taken from April 1992 to March 1993 of fish assemblages present in six permanent lagoons and four ponds, fragmented from them during the drought period and during the terminalExpand
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Fish assemblage changes relative to environmental factors and time in the Warta River, Poland, and its oxbow lakes
Four oxbow lakes and two neighbouring sections of their parent Warta River (Odra River system, Poland) were sampled to investigate differences in fish assemblages between habitats in 1999-2000.Expand
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Ecological fish production in two small lowland rivers in Poland
  • T. Penczak
  • Biology, Medicine
  • Oecologia
  • 1 February 1981
SummaryEstimates were made of the ecological fish production in two small lowland rivers uninhabited by salmonids. Eight sites were examined in the Utrata River drainage basin, and five in theExpand
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THE ENRICHMENT OF A MESOTROPHIC LAKE BY CARBON, PHOSPHORUS AND NITROGEN FROM THE CAGE AQUACULTURE OF RAINBOW TROUT, SALMO GAIRDNERI
(1) The cage aquaculture of rainbow trout, Salmo gairdneri Richardson, enriched the mesotrophic Glebokie Lake with carbon, phosphorus and nitrogen. (2) Two generations were studied, from theirExpand
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Visualization of fish community distribution patterns using the self-organizing map: A case study of the Great Morava River system (Serbia)
There is little information on how fish communities are in accordance with landscape classification. In this study, we have chosen the Great Morava River system to characterize fish assemblages andExpand
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Applicability of the abundance/biomass comparison method for detecting human impacts on fish populations in the Pilica River, Poland
In the Pilica River, a tributary of the Vistula, the abundance/biomass comparison method was employed for assessing the impact of stresses on fish populations. Generally, the method proved a usefulExpand
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Fish assemblages in the large lowland Narew River system (Poland): Application of the self-organizing map algorithm
The section of the lowland Narew River within Polish borders (432 km long) flowing between two big reservoirs, and its tributaries were selected for the study. At 321 sites a total of 49,675 fish andExpand
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Fish production in the Jarama River, Central Spain
Fish production was estimated at three sites on the Jarama River, a small, typical upland river in Central Spain. Population estimates were made by the successive removal method of electrofishing.Expand
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NATURAL REGENERATION OF FISH ASSEMBLAGES IN THE PILICA RIVER AFTER A REDUCTION OF POINT‐SOURCE POLLUTION
Electrofishing was conducted along the Pilica River, the biggest West tributary of the Vistula, Poland. This paper presents a comparison between the 1990s (1994–1995, 63 sites) and 2000s (2003–2005,Expand
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