decoy ducks in a hunting basin surrounded by marshland in baie d'authie near berck, in somme, france

hautsdefrance marquenterre conservation countryside environment surrounded artificial camouflage marshland waterfowl landscape fortmahon grassland wetlands outdoors northern wildlife greenery hunting dauthie picardy schorre english channel natural coastal habitat wetland aquatic mudflat france nature authie europe slikke decoys decoy ducks basin berck somme water birds marsh rural field baie pond salt area duck bay sea mud