Last week I accompanied scientists from Exeter and Plymouth Universities to our RSPB reserve of Grassholm, home to nearly 40,000 pairs of northern gannets, making it the 4th largest colony in the world for this species and accounting for nearly 10% of the entire world population.
This was the 3rd of three trips this year, the purpose being to deploy small GPS devices on around 40 gannets to track their feeding trips…