4 Ardea cinerea (Heron cendre)

Estimated number of birds for an average point for Ardea cinerea (Heron cendre) based on a non-linear model. The linear yearly change (?) is -5.7% (-16.4%; +6.5%). The trend is linear.

Figure 4.1: Estimated number of birds for an average point for Ardea cinerea (Heron cendre) based on a non-linear model. The linear yearly change (?) is -5.7% (-16.4%; +6.5%). The trend is linear.

Indices for different reference years.

Figure 4.2: Indices for different reference years.

Relative change between years

Figure 4.3: Relative change between years