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Mid-winter waterfowl count, Estonian national monitoring 1991-2016
Waterfoul species individuals counts in monitoring sectors. The monitoring was performed in Estonian territorial waters in 1991-2016 -
Mid-winter waterfowl count, Estonian national monitoring 1991-2016
Waterfoul species individuals counts in monitoring sectors. The monitoring was performed in Estonian territorial waters in 1991-2016 -
Mid-winter waterfowl count, Estonian national monitoring 1991-2016
Waterfoul species individuals counts in monitoring sectors. The monitoring was performed in Estonian territorial waters in 1991-2016 -
Mid-winter waterfowl count, Estonian national monitoring 1991-2016
Waterfoul species individuals counts in monitoring sectors. The monitoring was performed in Estonian territorial waters in 1991-2016