Female Goosander swimming on a lake in winter, Switzerland

adult adults afrasia afro eurasia alone atmosphere bad season bad seasons biodiversities biodiversity biodiversity management biodiversity managements biological diversity biological diversity managements bird birds continent continental area count counting description descriptions ecosystem ecosystems enumeration enumerations environment environment management environment protection environment protections environmental managements environments eurafrasia eurasia europe female females fish eating duck fish eating ducks freshwater freshwater lake fresh water lake freshwater lakes fresh water lakes freshwater wetland area freshwater wetland areas freshwater wetland zone freshwater wetland zones freshwaters goosander (mergus merganser) goosanders (mergus merganser) grangettes natural reserve image and subject individual individuals iucn iucn red list of threatened species iucn status landmass landmasses least concern (iucn) lc least concern species leman (lake) localisation localization location lone lonely low risk (iucn) lr matter (substance) matters (substance) merganser mergansers migratory species motion motions natural area natural areas nature nature management old world one one animal only palmiped palmipeds ramsar convention site ramsar convention sites recording recordings seasons shoting shotings single solo species species characteristic species characteristics species particularities species particularity stage of development swim swimming swimming (action) switzerland temperate season temperate seasons texture textures three quarter length three quarter shot three quarter shots three quarter sight three quarter sights three quarter view three quarter views uicn vaud (canton of) water (matter) water surface water surfaces waters (matter) watersurface watersurfaces wild animal wild animals wild duck wild ducks wild fauna wild faunae winter world lake world lakes