13 Fulica atra (Foulque macroule)

Estimated number of birds for an average point for Fulica atra (Foulque macroule) based on a non-linear model. The linear yearly change (?) is +2.3% (-11.7%; +18.8%). The trend is possibly non-linear.

Figure 13.1: Estimated number of birds for an average point for Fulica atra (Foulque macroule) based on a non-linear model. The linear yearly change (?) is +2.3% (-11.7%; +18.8%). The trend is possibly non-linear.

Indices for different reference years.

Figure 13.2: Indices for different reference years.

Relative change between years

Figure 13.3: Relative change between years