Figure 1.

 Localization and seasonal pattern of some ecological and environmental features of the Inner Niger Delta (IND) in Mali. (A) Localization of the IND in West Africa, (B) extension of the IND flooded areas (estimated for water levels of 429cm in November and 166cm in February), ¹ (C) mean daily temperature from the World Climate Dataset, ⁸ (D) mean monthly total rainfall from the World Climate Dataset, ⁸ (E) mean water level of the Niger River measured at a reference point in the central part of the IND, ¹ (F) population size (log scale) of Eurasian and Afro‐tropical Anatids estimated by aerial census conducted in January, March, June, and November. ¹