EutrophicationBaltic StatesWater Pollution, ChemicalPhytoplanktonDrainage, SanitaryLakesFresh WaterZooplanktonOceans and SeasEcosystemPhosphorusHarmful Algal BloomWater PollutionHuman ActivitiesWater QualityNitrogenSeaweedFertilizersClimatic ProcessesZosteraceaeBiomassEnvironmental MonitoringBiodiversityWater MovementsGeologic SedimentsNitrosomonadaceaeEnvironmentWater Pollutants, ChemicalAnthozoaSeawaterAnimal DiseasesRiversEukaryotaWater MicrobiologyFood ChainAgricultureConservation of Natural ResourcesSoilPopulation DynamicsClimate ChangePopulation DensityWater SupplyEcologyWaterModels, Theoretical