Table 1: Most important wintering sites of the Ferruginous duck.

Site nameAverage
2008-2017
MaximumOccurrenceNumber of censuses census

Merja de l’wad Fouwarate50412008191990
Merja de Sidi Bou Ghaba22140021321983
Barrage Hassar174516442014
Barrage Mohammed V734004241984
Dayet ‘Awa531958291983
Barrage Al Wahda3399132014
Barrage Zelmou26589102007
Barrage Mechra’ Hommadi25763131983
Plan d’eau de Dwiyate22225151983
Marais du bas Loukkos216820341984
Aguelmam Afennourir19563261983
Merja Bargha16639261988
Aguelmam N’Tifounassine14302211987
Réserve royale Aïn Sferjla1115222009
Barrage Al Himer1010112014
Dayet Ifrah9333291983
Dayet Hachlaf924371997
Daya Bennejma917122016
Lagunes de Sidi Moussa-Walidia7445331983
Marais de Wad Al Maleh712462001