We have received a number of complaints regarding the involvement of a ringer holding a BTO permit in a finch-trapping ...

This report presents the latest seabird population trends in breeding abundance and productivity using data from the Seabird Monitoring Programme (SMP). The report documents changes in the abundance ...

Read the annual report of the Seabird Monitoring Programme, a BTO / JNCC / RSPB publication about the abundance and productivity of breeding seabird species in Britain and Ireland from 1986 to 2023.

Join BTO Cymru in this relaxed field outing to develop your waterbird ID-skills and to learn more about the Wetland Bird Survey (WeBS) Join Gethin and Kevin in this small-group event to put your ID ...

Hudson, R. . 1976. Threatened Birds of Europe.

Support our vital work to help increase and improve raptor monitoring in the UK. The Winter Gull Survey collects information about our wintering gull populations, through the coordinated effort of ...

We'll start by exploring the key elements of raptor identification using a range of interactive activities, then introduce two helpful 'reference species'. The main species we will cover in this ...

Due to planned maintenance, BTO survey data entry applications and some website account features will not be available from 5pm Friday 22nd November until 5pm Monday the 25th November.