Harmful Cyanobacteria: From mass mortalities to management measures -- Molecular Biology Of Cyanobacterial Toxins: Genetic basis of microcystin production -- Dynamics Of Cyanobacterial Toxins: Sources of variability in microcystin concentrations -- Nutrient Limitation Of Freshwater Cyanobacteria: Tools to monitor phosphorus limitation at the individual level -- Nutrient Limitation Of Marine Cya…