Astrid Löffler, Justyna Wolinska, Barbara Keller, Karl‐Otto Rothhaupt, Piet Spaak,
... galeata × hyalina hybrids of Lake Constance and Lake Greifensee show the same pattern of life history parameters ... compared with the parental species. Hybrids in Lake Greifensee were smaller than D. galeata . The intrinsic growth ... D. galeata . However, r of hybrids from Lake Greifensee was significantly lower than that of D. galeata . ... for Lake Constance. First clutch juveniles of Lake Greifensee D. galeata were smaller than hybrid first clutch ... length did not differ between taxa from Lake Greifensee, but D. galeata juveniles from Lake Constance were ...
Tópico(s): Fish Ecology and Management Studies
2004 - Wiley | Freshwater Biology
Ignaz J. Buerge, Thomas Poiger, Markus D. Müller, Hans-Rudolf Buser,
... sewer overflows in the catchment area of lake Greifensee, Switzerland. Caffeine is a ubiquitous compound in raw, ... person-1 d-1. In WWTPs of the Greifensee region, caffeine is largely eliminated (>99%), resulting in ... in receiving streams as in the inflows to Greifensee, caffeine loads (0.1−1.6 mg person- ... was then applied to estimate phosphorus inputs to Greifensee with untreated and treated wastewater (≈1.5 and ... WWTPs such as phosphorus (96−98% in the Greifensee area), inputs from combined sewer overflows are thus ...
Tópico(s): Pharmaceutical and Antibiotic Environmental Impacts
2006 - American Chemical Society | Environmental Science & Technology
Shibaji Choudhury, Lukas Utiger,
... Choudhury, Shibaji Choudhury Mettler-Toledo AG, CH-8606 Greifensee/SchweizSearch for more papers by this authorLukas Utiger, Lukas Utiger Mettler-Toledo AG, CH-8606 Greifensee/SchweizSearch for more papers by this author Shibaji Choudhury, Shibaji Choudhury Mettler-Toledo AG, CH-8606 Greifensee/SchweizSearch for more papers by this authorLukas Utiger, Lukas Utiger Mettler-Toledo AG, CH-8606 Greifensee/SchweizSearch for more papers by this author First ...
Tópico(s): Physics and Engineering Research Articles
1990 - Wiley | Chemie Ingenieur Technik
H. R. Bürgi, H. Bührer, Barbara Keller,
Lake Greifensee, a dimictic lake situated near Zürich, Switzerland, has been monitored chemically and biologically since 1971, a period ... with thin trophogenic layer (5 m in Lake Greifensee). Nonmotile plankton could survive during overturn (enhanced turbulence) ... The best criteria for measuring resilience of Lake Greifensee are species richness, biomass-based diversity and evenness ...
Tópico(s): Water Quality and Pollution Assessment
2003 - Taylor & Francis | Aquatic Ecosystem Health & Management
Martin Köhler, Markus Zennegg, Christian Bogdal, Andreas C. Gerecke, Peter Schmid, Norbert V. Heeb, Michael Sturm, Heinz Vonmont, Hans‐Peter E. Kohler, Walter Giger,
... NonaBDE, and OctaBDE congeners in the sediments of Greifensee, a small lake located in an urban area ... time of 9 years. Hexabromocyclododecanes (HBCD) appeared in Greifensee sediments in the mid 1980s. They are an ... BDE-194) were detected in the sediments of Greifensee. Highest concentrations were found in the surface sediments ... of Octa- and NonaBDE present in sediments of Greifensee did not change with time. Consequently, there was ...
Tópico(s): Carcinogens and Genotoxicity Assessment
2008 - American Chemical Society | Environmental Science & Technology
Jean-Marc A. Stoll, Thomas Poiger, André F. Lotter, Michael Sturm, Walter Giger,
... agents (FWAs) were examined in sediment cores of Greifensee, a small lake in Switzerland. Two of these ... 1 and DSBP inventories in the sediments of Greifensee were found to be 18 - 270 mg/m2 ... FWA inventories generally decreased. A sediment profile in Greifensee collected by means of a freeze core device ...
Tópico(s): Analytical chemistry methods development
1997 - American Chemical Society | ACS symposium series
... erschienen, die sich ganz oder teilweise mit dem Greifensee befassen.(Literaturzusammenstellung in THOMAS [50])_ Im Sommer (Mai bis Oktober) zeigt der Greifensee eine scharfe Trennung in Epilimnion (0 bis ca. ...
Tópico(s): Agriculture Sustainability and Environmental Impact
1970 - Springer Nature | Swiss Journal of Hydrology
Dieter M. Imboden, Steve Emerson,
... of natural radon‐222 at different stations in Greifensee, Switzerland, results in hypolimnetic vertical and horizontal eddy ... reflux from the hypolimnion and thermocline in eutrophic Greifensee is of the same magnitude as external inputs ...
Tópico(s): Climate variability and models
1978 - Wiley | Limnology and Oceanography
Walter Giger, Christian Schaffner, Stuart G. Wakeham,
... and olefinic hydrocarbons in Recent sediment cores of Greifensee, Switzerland show that n-heptadecane is most abundant ... and rivers, and finally redeposited in the postglacial Greifensee. This group of hydrocarbons is absent in the ...
Tópico(s): Isotope Analysis in Ecology
1980 - Elsevier BV | Geochimica et Cosmochimica Acta
Guojiang Wan, Peter H. Santschi, Michael Sturm, Klaus. Farrenkothen, A. Lueck, Esther Werth, Ch. Schuler,
The average sedimentation rate of Greifensee has been evaluated by using varve counting and 210Pb and fallout radionuclide dating from 4 different sites in the lake, to ... g cm−2 yr.−1. The geochronology of Greifensee agrees with previous dating attempts based on varve ...
Tópico(s): Geology and Paleoclimatology Research
1987 - Elsevier BV | Chemical Geology
Johannes Rempfer, David M. Livingstone, Christian Blodau, R. R. Forster, Pius Niederhauser, Rolf Kipfer,
... result of climate warming. In Lake Zurich and Greifensee, two neighboring Swiss perialpine lakes with several decades ... and metalimnion, but normal in the hypolimnion. In Greifensee, however, which is much shallower, mean winter oxygen ... able to encompass the entire water column of Greifensee, but not of Lake Zurich. These results, supported ...
Tópico(s): Climate variability and models
2010 - Wiley | Limnology and Oceanography
Markus Zennegg, Martin Köhler, Paul C. Hartmann, Michael Sturm, Erika Gujer, Peter Schmid, Andreas C. Gerecke, Norbert V. Heeb, Hans‐Peter E. Kohler, Walter Giger,
... PCB) was investigated in a sediment core from Greifensee to elucidate the historical trends of PCDD/F ... of waste water treatment in the catchment of Greifensee.
Tópico(s): Microbial bioremediation and biosurfactants
2007 - Elsevier BV | Chemosphere
Marie‐Ève Monchamp, Jean‐Claude Walser, Francesco Pomati, Piet Spaak,
... years of lake history in the perialpine lakes Greifensee and Lake Zurich (Switzerland). Community analysis based on ... to common taxa known to be present in Greifensee and Lake Zurich and found a strong and ... potentially toxic cyanobacterial taxa over recent years in Greifensee and throughout the last century in Lake Zurich. ...
Tópico(s): Protist diversity and phylogeny
2016 - American Society for Microbiology | Applied and Environmental Microbiology
Jean-Marc A. Stoll, Markus Ulrich, Walter Giger,
... has been evaluated quantitatively during 1 year for Greifensee, a small lake in Switzerland, by using a ... were found to be relevant for FWAs in Greifensee. In particular, no evidence was found for other ...
Tópico(s): Water Quality Monitoring and Analysis
1998 - American Chemical Society | Environmental Science & Technology
Andreas Peter, Oliver Köster, Andrea Schildknecht, Urs von Gunten,
... different nutrient levels from eutrophic to oligotrophic (Lake Greifensee, Lake Zurich and Lake Lucerne). Apart from dissolved ... and generally decreased in the order eutrophic Lake Greifensee > mesotrophic Lake Zurich > oligotrophic Lake Lucerne. Furthermore, our ...
Tópico(s): Isotope Analysis in Ecology
2009 - Elsevier BV | Water Research
C. Annette Johnson, Markus Ulrich, Laura Sigg, Dieter M. Imboden,
... the Mn cycle in a seasonally anoxic lake (Greifensee, Switzerland) were simulated with a dynamic one‐dimensional ... removal from the water column. Field data from Greifensee obtained in 1988 and 1989 were used to ...
Tópico(s): Geochemistry and Elemental Analysis
1991 - Wiley | Limnology and Oceanography
Heinz Singer, S. Müller, Céline Tixier, Laurent Pillonel,
... for triclosan in the epilimnion of the lake Greifensee was observed. This is due to photochemical degradation. ... triclosan in a lake sediment core of lake Greifensee reflects its increased use over 30 years. As ...
Tópico(s): Microplastics and Plastic Pollution
2002 - American Chemical Society | Environmental Science & Technology
Anton Lindström, Ignaz J. Buerge, Thomas Poiger, Per‐Anders Bergqvist, Markus D. Müller, Hans-Rudolf Buser,
... methylation. A regional mass balance for a lake (Greifensee) indicated significant removal of triclosan by processes other ... these experimental data for the situation of lake Greifensee indicated that photodegradation can account for the elimination ...
Tópico(s): Water Treatment and Disinfection
2002 - American Chemical Society | Environmental Science & Technology
Marianne E. Balmer, Thomas Poiger, Christian Droz, Kathrin Romanin, Per‐Anders Bergqvist, Markus D. Müller, Hans-Rudolf Buser,
... g-1; Pfäffikersee, 43−56 ng g-1; Greifensee, 165−365 ng g-1, lipid basis). No ... triclosan in lakes and a river (Zürichsee and Greifensee; Limmat) but not in a remote mountain lake ( ...
Tópico(s): Effects and risks of endocrine disrupting chemicals
2003 - American Chemical Society | Environmental Science & Technology
Sebastian Huntscha, Heinz Singer, Silvio Canonica, René P. Schwarzenbach, Kathrin Fenner,
... balance modeling in the study area of Lake Greifensee (Switzerland). It is found that the two compounds ... a similar fate in the epilimnion of Lake Greifensee during the summer months with half-lives on ...
Tópico(s): Environmental Toxicology and Ecotoxicology
2008 - American Chemical Society | Environmental Science & Technology
Justyna Wolinska, Astrid Löffler, Piet Spaak,
... pure D. galeata and F 1 hybrids in Greifensee (Switzerland). The two taxa experienced similar seasonal changes ... solely explain dynamic changes in taxon frequency in Greifensee.
Tópico(s): Aquatic Invertebrate Ecology and Behavior
2007 - Wiley | Freshwater Biology
Barbara Keller, Justyna Wolinska, Christoph Tellenbach, Piet Spaak,
... D. galeata , D. hyalina , and their hybrids in Greifensee (Switzerland) by using molecular genetic methods. We found ... taxa to remain distinct. F1 hybrid dominance in Greifensee could be explained by an increased asexual reproduction ...
Tópico(s): Evolution and Genetic Dynamics
2007 - Wiley | Limnology and Oceanography
Hans-Rudolf Buser, Markus D. Müller, Marianne E. Balmer, Thomas Poiger, Ignaz J. Buerge,
... 4-MBC and, with exception of one lake (Greifensee), showed a small enantiomer excess (R/S, 1.04−1.16). In Greifensee, 4-MBC showed a higher enantiomer excess (R/ ...
Tópico(s): Photodynamic Therapy Research Studies
2005 - American Chemical Society | Environmental Science & Technology
Christian Leu, Heinz Singer, S. Müller, René P. Schwarzenbach, Christian Stamm,
... 1 km 2 ) in the watershed of Lake “Greifensee” (Switzerland). In 1999, atrazine application data were recorded ... with those from the entire watershed of Lake Greifensee demonstrated that they were representative for the larger ...
Tópico(s): Environmental Toxicology and Ecotoxicology
2005 - Wiley | Journal of Environmental Quality
Sonja Hausmann, Felix Kienast,
... applied to fossil assemblages from varved sediments at Greifensee (Switzerland), which cover the past century. The evaluation ...
Tópico(s): Aquatic Ecosystems and Phytoplankton Dynamics
2005 - Elsevier BV | Palaeogeography Palaeoclimatology Palaeoecology
Lukas Emmenegger, René Schönenberger, Laura Sigg, Barbara Sulzberger,
... in the field in two circumneutral Swiss lakes: Greifensee, a eutrophic, natural water body, and Melchsee, an ... these lakes. Field measurements of [Fe II ] in Greifensee and Melchsee show a pronounced day/night cycle, ...
Tópico(s): Heavy metals in environment
2001 - Wiley | Limnology and Oceanography
Thomas Poiger, Hans-Rudolf Buser, Markus D. Müller,
... concentration profiles of diclofenac were measured in Lake Greifensee (Switzerland) under mixed (February/December) and stratified (July) ... the predominant elimination pathway for diclofenac in Lake Greifensee. These calculations further showed that the expected concentrations ...
Tópico(s): Antibiotics Pharmacokinetics and Efficacy
2001 - Wiley | Environmental Toxicology and Chemistry
Hans-Rudolf Buser, Thomas Poiger, Markus D. Müller,
... concentrations in a major tributary to a lake (Greifensee) were significantly higher (up to 370 ng/L) ... Modeling these experimental data for the situation of Greifensee, the data indicated that photodegradation can account for ...
Tópico(s): Water Treatment and Disinfection
1998 - American Chemical Society | Environmental Science & Technology
Avner Vengosh, Susanne Barth, K. G. Heumann, S. Eisenhut,
... in 11B. Freshwater lakes from Switzerland (Lake Zürich, Greifensee, Lake Lugano) yielded a δ11B range of –1. ... Die in dieser Arbeit untersuchten Schweizer Seen (Zürichsee, Greifensee, Luganer See) wiesen einen δ11B-Wert-Bereich von – ...
Tópico(s): Groundwater and Isotope Geochemistry
1999 - Wiley | Acta hydrochimica et hydrobiologica
Sebastian Huntscha, Michael A. Stravs, Andreas Bühlmann, Christian H. Ahrens, Jürg E. Frey, Francesco Pomati, Juliane Hollender, Ignaz J. Buerge, Marianne E. Balmer, Thomas Poiger,
... its main metabolite AMPA was investigated in Lake Greifensee, Switzerland. Monthly vertical concentration profiles in the lake ...
Tópico(s): Weed Control and Herbicide Applications
2018 - American Chemical Society | Environmental Science & Technology