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Note 3: BTO bird activity map symbols

Additional information relating to the ECN birds protocol

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May

Our field activities

MAY

During May we continue with most of the ECN measurements, and as the weather warms up, we start preparing for the additional measurements to be made over the summer.

See all this month's field measurements...

Sampling in a frog pool, Snowdon. Photo © CCW
[Photo © CCW]