Waterbird Wednesday week 4 - Common Shelduck
The Common Shelduck (Tadorna tadorna) is a relatively common species which can be seen at all times of year in UK. They are often found at the coast, however they can be seen further inland. There is a breeding population of around 15'000 pairs, however in winter the population increases due to birds arriving from other countries to around 60'000 individuals. The population is gradually increasing and is classed as being of 'Least Concern'.
Identification
Adult
A bird in adult plumage is unmistakeable. It has an obvious brown collar, and a dark head with a greenish sheen. There is a dark line down the side and dark wingtips/ trailing edge to the wings, and a black belly. The male has a red bill with a large red bill knob, while the female has a red bill without the knob.
Juvenile
A juvenile bird is much messier looking than their adult counterparts, with a brown neck and sides. They have black wingtips but a white trailing edge, and the bill us much duller pink. They have white underparts.
Similar species
There are no species which are particularly difficult to distinguish from Common Shelduck.
