Species: Aythya ferina Date: 2021-01-15 Country: Netherlands
Data resource: Number of sick and dead birds of Anseriformes and Charadriiformes by day submitted to Observation.org in The Netherlands and Belgium between 2016 and 2021 Basis of record: Human observation View record
Species: Aythya ferina Date: 2020-01-10 Country: Belgium
Data resource: Number of sick and dead birds of Anseriformes and Charadriiformes by day submitted to Observation.org in The Netherlands and Belgium between 2016 and 2021 Basis of record: Human observation View record