grand harle meaning in English

n. smew, small diving duck, very small merganser of europe and asia

Aquatic areas servs as nesting habitat for the common goldeneye (Bucephala clangula), the merganser (Mergus merganser), the black duck (Anas rubripes) and finally the common loon (Gavia immer), which is the emblem of the park.
Les milieux aquatiques sert de milieu de nidification pour le garrot à œil d'or (Bucephala clangula), le grand harle (Mergus merganser), le canard noir (Anas rubripes) et finalement le plongeon huard (Gavia immer), qui est l'emblème du parc.