Earth Sciences / Life history / Biological Sciences / Species Coexistence / Environmental Sciences / Body Size / Biological Oceanography and Limnology / Predation Risk / Fresh water / Field Data / Population dynamic / Seasonal change / Interspecific hybrids / Temporal Change / Body Size / Biological Oceanography and Limnology / Predation Risk / Fresh water / Field Data / Population dynamic / Seasonal change / Interspecific hybrids / Temporal Change