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An adapting , trait-based ecosystem model for phytoplankton succession. Jorn Bruggeman 1 , Agostino Merico 2 , Ursula Gaedke 3 , Bas Kooijman 1 , Kai Wirtz 2
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Anadapting, trait-basedecosystem model forphytoplanktonsuccession Jorn Bruggeman1, Agostino Merico2, Ursula Gaedke3, Bas Kooijman1, Kai Wirtz2 1VrijeUniversiteit Amsterdam, The Netherlands, 2 GKSS Institute for Coastal Research, Germany, 3Universität Potsdam, Germany
Site: Lake Constance 10 km
Trait-based model for succession abundance trait probability density trait
Linking model and observations identify traits and trade-offs database parameter values of individual species field/laboratory trait-based model bulk variables abundances of individual species bulk variables trait mean and variance reconstruct species abundances
A single population phytoplankton effective length - - biomass nutrient maintenance biomass mortality zooplankton
Seasonal cycle: trait distribution Biomass: Mean ± s.d.: Size distribution:
Perspectives • Multi-annual time series • Vertical space • > 1 traits