Publications

Coping With Collapse: Ecological and Social Dynamics in Ecosystem Management. Multiple States in River and Lake Ecosystems. Seasonality and Chaos in a Plankton Fish Model. The Costs of Eutrophication From Salmon Farming - Implications for Policy. Differences in the ecology of wet-dug and dry-dug gravel pit lakes. Biomanipulation as an Application of Food-Chain Theory: Constraints, Synthesis, and Recommendations for Temperate Lakes. Iron-Phosphorus Ratio in Surface Sediment as an Indicator of Phosphate Release From Aerobic Sediments in Shallow Lakes. Ecological thresholds: a survey. Catastrophic Shifts in Ecosystems. Mechanisms for marine regime shifts: Can we use lakes as microcosms for oceans? Lake restoration in terms of ecological resilience: a numerical study of biomanipulations under bistable conditions. Spatial complexity, resilience and policy diversity: fishing on lake-rich landscapes. The ongoing experiment: Restoration of Lake Mendota and its watershed. Regime Shifts in Lake Ecosystems: Pattern and Variation A Long-Term Perspective on the Chrysochromulina Bloom on the Norwegian Skagerrak Coast 1988: a Catastrophe or an Innocent Incident? Trophic Web Structure in a Shallow Eutrophic Lake During a Dominance Shift From Phytoplankton to Submerged Macrophytes. Is Trophic State or Regional Location the Strongest Determinant for Chl-a/Tp Relationships in Lakes? Wave Exposure Related Growth of Epiphyton: Implications for the Distribution of Submerged Macrophytes in Eutrophic Lakes. The Relation Between Wave Exposure and Distribution of Emergent Vegetation in a Eutrophic Lake. Mechanisms Regulating Abundance of Submerged Vegetation in Shallow Eutrophic Lakes. Positive-Feedback Switches in Plant-Communities. Ecological Resilience and Social Conflict - Institutions and Strategic Adaptation in Swedish Water Management Regime shifts and ecosystem service generation in Swedish coastal soft bottom habitats: when resilience is undesirable. Indirect Effects of Fish Community Structure on Submerged Vegetation in Shallow, Eutrophic Lakes - an Alternative Mechanism. On the Dominance of Filamentous Cyanobacteria in Shallow, Turbid Lakes. Seasonal Dynamics of Daphnia and Algae Explained as a Periodically Forced Predator-Prey System. Management of Eutrophication for Lakes Subject to Potentially Irreversible Change. Changes in a Deep Lake Following Sewage Diversion - a Challenge to the Orthodoxy of External Phosphorus Control as a Restoration Strategy. Hurricane Damage to a Hawaiian Forest: Nutrient Supply Rate Affects Resistance and Resilience. Impact of Nutrients and Physical Factors on the Shift From Cyanobacterial to Chlorophyte Dominance in Shallow Danish Lakes. Can Simple Empirical Equations Describe the Seasonal Dynamics of Bacterioplankton in Lakes: an Eight-Year Study in Shallow Hypertrophic and Biologically Highly Dynamic Lake Sobygard, Denmark. Fish Manipulation as a Lake Restoration Tool in Shallow, Eutrophic, Temperate Lakes .2. Threshold Levels, Long-Term Stability and Conclusions. Trophic Dynamics in Turbid and Clearwater Lakes With Special Emphasis on the Role of Zooplankton for Water Clarity. Cascading Trophic Interactions From Fish to Bacteria and Nutrients After Reduced Sewage Loading: an 18-Year Study of a Shallow Hypertrophic Lake. Does the Impact of Nutrients on the Biological Structure and Function of Brackish and Fresh-Water Lakes Differ. Lake and Catchment Management in Denmark. Nutrient Dynamics and Biological Structure in Shallow Fresh- Water and Brackish Lakes - Preface. Fish Manipulation as a Lake Restoration Tool in Shallow, Eutrophic Temperate Lakes .1. Cross-Analysis of 3 Danish Case- Studies. Interactions Between Phytoplankton, Zooplankton and Fish in a Shallow, Hypertrophic Lake - a Study of Phytoplankton Collapses in Lake Sobygard, Denmark. Resuspension in a Shallow Eutrophic Lake. Summer Internal Phosphorus Supplies in Shagawa Lake, Minnesota. Nutrient Dynamics in Shallow Lakes - Effects of Changes in Loading and Role of Sediment-Water Interactions. Life After Death in Lake Erie: Nutrient Controls Drive Fish Species Richness, Rehabilitation. Biomanipulation in Shallow Lakes in the Netherlands: an Evaluation of 18 Case Studies. Effects of Biomanipulation in the Large and Shallow Lake Wolderwijd, the Netherlands. Primary Production in a Shallow Eutrophic Lake Dominated Alternately by Phytoplankton and by Submerged Macrophytes. The Art of Lake Restoration. Engineering and Biological Approaches to the Restoration From Eutrophication of Shallow Lakes in Which Aquatic Plant- Communities Are Important Components. Restoration of Two Lowland Lakes by Isolation From Nutrient-Rich Water Sources With and Without Removal of Sediment. Development of Daphnid Communities in Diatom-Dominated and Cyanophyte-Dominated Lakes and Their Relevance to Lake Restoration by Biomanipulation. Progressive Restoration of a Shallow Lake: a 12-Year Experiment in Isolation, Sediment Removal and Biomanipulation. Effects on Nutrients and Hydroperiod on Typha, Cladium, and Eleocharis: Implications for Everglades Restoration. Factors Influencing Cattail Abundance in the Northern Everglades. Fish and Nutrients Interplay Determines Algal Biomass - a Minimal Model. Should We Expect Strange Attractors Behind Plankton Dynamics - and if So, Should We Bother. Megaplant - a Simulation-Model of the Dynamics of Submerged Plants. Implications of Spatial Heterogeneity for the Paradox of Enrichment. Distribution and Dynamics of Submerged Vegetation in a Chain of Shallow Eutrophic Lakes. Alternative Equilibria in Shallow Lakes. Minimal Models of Top-Down Control of Phytoplankton. Effects of Fish on Plankton Dynamics: a Theoretical Analysis. Vegetated Areas With Clear Water in Turbid Shallow Lakes. Impact of Submerged Macrophytes on Fish-Zooplankton- Phytoplankton Interactions - Large-Scale Enclosure Experiments in a Shallow Eutrophic Lake. Internal Phosphorus Loading in Shallow Danish Lakes. Pike (Esox Lucius L) Stocking as a Biomanipulation Tool .2. Effects on Lower Trophic Levels in Lake Lyng, Denmark. Interactions Between Sediment and Water in a Shallow and Hypertrophic Lake - a Study on Phytoplankton Collapses in Lake Sobygard, Denmark. Phytoplankton Biomass Reduction After Planktivorous Fish Reduction in a Shallow, Eutrophic Lake - a Combined Effect of Reduced Internal P-Loading and Increased Zooplankton Grazing. 8 Years of Internal Phosphorus Loading and Changes in the Sediment Phosphorus Profile of Lake Sobygaard, Denmark. Phosphorus Release From Resuspended Sediment in the Shallow and Wind-Exposed Lake Arreso, Denmark. Phosphorus Fractions and Profiles in the Sediment of Shallow Danish Lakes as Related to Phosphorus Load, Sediment Composition and Lake Chemistry. Managing Nutrient Fluxes and Pollution in the Baltic: an Interdisciplinary Simulation Study. The Role of Characean Algae in the Management of Eutrophic Shallow Lakes. Dynamics and Stability of Chara Sp and Potamogeton Pectinatus in a Shallow Lake Changing in Eutrophication Level. Dominance of Charophytes in Eutrophic Shallow Lakes - When Should We Expect It to Be an Alternative Stable State? Experimental Policies for Water Management in the Everglades. The Uses of Ecology: Lake Washington and Beyond. The Baltic: The Sea of Surprises. In: Barriers and bridges to the renewal of ecosystems and institutuins. Biomanipulation in the Netherlands: 15 years of experience. Eutrophication of aquatic ecosystems: Bistability and soil phosphorus. Eutrophication due to phosphorus recycling in relation to lake morphometry, temperature and macrophytes. Phosphorus and land-use changes are significant drivers of Cladoceran community composition and diversity: An analysis over spatial and temporal scales. Reconsideration of the planetary boundary for phosphorus Too much or not enough: Agronomic phosphorus balances across the world's croplands Environmental and social predictors of phosphorus in urban streams on the island of Montreal, Québec Regional Differences in Phosphorus Budgets in Intensive Soybean Agriculture The role of diet in phosphorus demand Embodied phosphorus and the global connections of United States agriculture Conservation of a transboundary lake: Historical watershed and paleolimnological analyses can inform management strategies Phosphorus cycle: A broken biogeochemical cycle Pike (Esox Lucius L) Stocking as a Biomanipulation Tool .1. Effects on the Fish Population in Lake Lyng, Denmark. Integrating Salmon, Trees and People: Watershed Management: Balancing Sustainability and Environmental Change. Effects of Interdecadal Climate Variability on the Oceanic Ecosystems of the Ne Pacific. Top-Down Control of Cyanobacteria: a Theoretical Analysis. Collapse and Recovery of Marine Fishes. What Can Be Learned From the Collapse of a Renewable Resource - Atlantic Cod, Gadus-Morhua, of Newfoundland and Labrador. Trophic Structure, Species Richness and Biodiversity in Danish Lakes: Changes Along a Phosphorus Gradient. Changes in Nitrogen Retention in Shallow Eutrophic Lakes Following a Decline in Density of Cyprinids. Top-Down Control in Freshwater Lakes: the Role of Nutrient State, Submerged Macrophytes and Water Depth. Fish-Induced Changes in Zooplankton Grazing on Phytoplankton and Bacterioplankton: a Long-Term Study in Shallow Hypertrophic Lake Sobygaard. Colonization of Submerged Macrophytes in Shallow Fish Manipulated Lake Vaeng - Impact of Sediment Composition and Waterfowl Grazing. Colonization and Succession of Submerged Macrophytes in Shallow Lake Vaeng During the 1st 5 Years Following Fish Manipulation. Long-Term Responses to Fish-Stock Reduction in Small Shallow Lakes - Interpretation of 5-Year Results of 4 Biomanipulation Cases in the Netherlands and Denmark. Implications of the Effects of Trawling on Sessile Megazoobenthos on a Tropical Shelf in Northeastern Australia. The Impact of Pelagic Fish Behavior on Fisheries. The Effect of Aquatic Vegetation on Turbidity; How Important Are the Filter Feeders? Multiplicity of Stable States in Fresh-Water Systems. The Impact of Grazing Waterfowl on Submerged Macrophytes: in Situ Experiments in a Shallow Eutrophic Lake. Middle Paleozoic Extinction Events - Faunal and Isotopic Data. Cultivation/Depensation Effects on Juvenile Survival and Recruitment: Implications for the Theory of Fishing. Relationships Between Fisheries and the Integrity of River Systems. Catastrophic Response of Lakes to Benthivorous Fish Introduction. Discovery of Fish Mortality Horizon at the K-T Boundary on Seymour Island: Re-Evaluation of Events at the End of the Cretaceous. Mass Mortalities and Mass Extinction. The impact of low-head dams on fish species richness in Wisconsin, USA. Recovery of the Macrozoobenthic Community of the Comacchio Lagoon System (Northern Adriatic Sea). Overview of Hypoxia Around the World. Epilithic Biomass and Metabolism in a North Iberian Stream. Changes in the Abundance and Composition of Cyclopoid Copepods Following Fish Manipulation in Eutrophic Lake Vaeng, Denmark. Catastrophes, Phase Shifts, and Large-Scale Degradation of a Caribbean Coral Reef. Nitrogen Loss and Denitrification as Studied in Relation to Reductions in Nitrogen Loading in a Shallow, Hypertrophic Lake (Lake Sobygard, Denmark). Reconstructing the Historical Changes in Daphnia Mean Size and Planktivorous Fish Abundance in Lakes From the Size of Daphnia Ephippia in the Sediment. Climatic Warming Causes Regime Shifts in Lake Food Webs. Uncertainty in Discount Models and Environmental Accounting Is there evidence of a Great Acceleration in lake eutrophication? Biological diversity and resilience: lessons from the recovery of cichlid species in Lake Victoria How Important Is the Crustacean Plankton for the Maintenance of Water Clarity in Shallow Lakes With Abundant Submerged Vegetation? Changes in the Aquatic Vegetation of 2 Gravel Pit Lakes After Reducing the Fish Population-Density. Multiscale regime shifts and planetary boundaries Living dangerously on borrowed time during slow, unrecognized regime shifts Disturbance Severity and Threshold Responses in the Boreal Forest. El Nino as a window of opportunity for the restoration of degraded arid ecosystems. Slowing down as an early warning signal for abrupt climate change Changes in ecosystem resilience detected in automated measures of ecosystem metabolism during a whole-lake manipulation Slowing down in spatially patterned systems at the brink of collapse Robustness of variance and autocorrelation as indicators of critical slowing down Tipping points in tropical tree cover: linking theory to data