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Importance of Lake Tonga for the wintering of Eurasian wigeon (Anas penelope) and gadwall (Anas strepera)

Azarnia Sabah, Auteur ; Ziane Nadia, Auteur ; Benyacoub Slim, Auteur

Dans Ecology, Environment and Conservation (27(May Suppl. Issue) May, 2021)

The monitoring of the numbers of Eurasian wigeon and gadwall ducks during two winter cycles (2014/ 2015 and 2015/2016) at Lake Tonga, shows that Eurasian wigeon is an early overwinter; this duck is very sensitive to the cold wave. . The gadwall [...]

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