Paleolimnology

chrysophyte relict assemblages in the sediments of Blelham Tarn in the English Lake District.- 22. Changes in the benthic fauna of the profundal zone of Traunsee (Austria) due to salt mining activities.- 23. Cladoceran remains as evidence of change in trophic state in three Swiss lakes.- 24. Changes in diatom flora deposited annually during the freshening of the impounded, sea-bay of Gennarbyviken in southern Finland.- 25. Eutrophication processes in Spanish reservoirs as revealed by biological records in profundal sediments.- 26. Seasonal eutrophication by wildfowl in basins isolating from the sea: A working hypothesis.- 27. Eutrophication and the disappearance of lakes in the Brodnica Lake District, Northern Poland as a result of human interference.- 28. An attempt to trace eutrophication in a shallow lake (Balaton, Hungary) using chironomids.- 29. Zn, P and ATP in the sediments of two lakes in South Finland.- 30. Clostridium perfringens (Holland) as an indicator of human effluent in the sediment of Lake Tuomiojärvi, central Finland.- 31. Paleolimnological studies of annually-laminated sediments in Loe Pool, Cornwall, U.K..- Three: Regional Paleolimnology.- 32. Recent geologic development of Lake Michigan (U.S.A.).- 33. Paleolimnology of the Peten Lake District, Guatemala I. Erosion and deposition of inorganic sediment as inferred from granulometry.- 34. Paleolimnology of the Peten Lake District, Guatemala II. Mayan population density and sediment and nutrient loading of Lake Quexil.- 35. Paleolimnology of the Peten Lake District, Guatemala III. Late Pleistocene and Gamblian environments of the Maya area.- 36. The Holocene development of some low and high arctic Greenland lakes.- 37. Palynological investigations of the sediments of ten lakes in eastern Holstein, North Germany.- 38. Development of Grossensee (Holstein, Germany): variations in trophic status from the analysis of subfossil microfauna.- 39. Stratigraphy of Cladocera and Chironomidae in a core from a shallow North German lake.- 40. Diatom succession in the post-glacial sediments of the Komo?any Lake, North-West Bohemia, Czechoslovakia.- 41. The environmental evolution and infilling process of a former lake near Vracov (Czechoslovakia).- 42. Variability of Actinocyclus kuetzingii (A.S.) Sim. in the Littorina sediments of the Polish Baltic Coast.- 43. Paleolimnological investigations in humid and arid zones of the Soviet Union.- 44. Recent history of Lake Ladoga.- 45. Diatoms in the plankton and sediments of two lakes of different trophic type.- 46. Palynological investigations of the sediments of the north-western lakes of the Russian Plain and the Baltic Sea.- 47. The Middle-Valdaj lakes in the western part of the Bolshezemelskaja tundra.- 48. Sediment formation in Lake Baikal.- 49. Recent stratigraphy and accumulation of sediment in the deep, oligotrophic Lake Pääjärvi in South Finland.- 50. Biostratigraphy of Lake Spitaalijärvi: an ultraoligotrophic small lake in Lauhanvuori, western Finland.- 51. Sysmäjärvi - a lake polluted by mining waste-water.- 52. Sedimentary chemistry of a small polluted lake, Gallträsk, S. Finland.