Life in a pond: Algae: Zygnemales: Closterium Closterium acerosum Closterium acerosum Closterium acerosum Closterium acerosum, parasites Closterium acerosum, parasites Closterium acerosum, parasites Closterium aciculare Closterium aciculare Closterium aciculare Closterium archerianum Closterium archerianum Closterium archerianum Closterium closteroides Closterium closteroides Closterium closteroides Closterium ehrenbergii Closterium ehrenbergii Closterium ehrenbergii Closterium incurvum Closterium incurvum Closterium incurvum Closterium kuetzingii Closterium kuetzingii Closterium kuetzingii Closterium limneticum Closterium limneticum Closterium limneticum Closterium lineatum Closterium lineatum Closterium lineatum Closterium littorale Closterium littorale Closterium littorale Closterium monliferum Closterium monliferum Closterium monliferum Closterium navicula Closterium navicula Closterium navicula Closterium striolatum Closterium striolatum Closterium striolatum Closterium tumidulum Closterium tumidulum Closterium tumidulum
freshwater life procaryota algae plants protists "worms" molluscs arthropods marine life mediterranean tropical misc impresssum plingfactory