Observation calendar
This page shows the rhythm of a year: migration, flowering, the dawn chorus and the water in the dams, month by month. Click a month and its events, together with the sounds to be heard outside, open below.
This month
What can be heard this month
The whole year
Each bar shows the period in which a species makes itself known.Choose a month
The dates come from the “When” lines in the notebook. Hover over a bar and it says what that period means; the calendar selects the current month as it opens.