Common Shelduck

Tadorna tadorna

The common shelduck is a waterfowl species of the shelduck genus Tadorna. It is widespread and common in the Palearctic, in Europe and northwest Africa mainly breeding on temperate coasts, saline pools and estuaries, and in Asia on inland salt lakes; increasingly it is also using open freshwater habitats inland. Wintering is in temperate to subtropical regions. Source

Where it is now

In the last 8 weeks this bird was recorded 1,923 times across 29 areas (each area is a 5 degree square).

See the Common Shelduck on the live map

Movement and weather

Each season it is first heard regularly where daytime highs are around 6°C (typically 4 to 12°C, from 9 areas).

Over the weeks it was present in the past year, its centre in Europe ranged from 43°N in January to 71°N in June, about 3,200 km apart.

Arrival dates

The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.

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Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.