BTO publishes various reports, from those covering the annual results of core surveys, through scientific studies, and on to those produced in partnership with other organisations. Many of these are published as BTO Research Reports. You can access all of our reports from here, though note that we are currently updating the reports section, working backwards through time to bring all of the report pages into a consistent format. You can read our Annual Report and Accounts in the Governance section.
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The use of Wetland Bird Survey (WeBS) data for rapid condition assessment of non-breeding waterbird SPAs in England
17.11.15
Reports
The Wash Bird Decline Investigation 2014
Several studies have documented population declines in species of waterbird that winter on The Wash SPA and are protected as non-breeding features. With a few exceptions, the reasons for these declines are not clear cut.This project brought together findings from a wide range of studies to the identify drivers of population change on The Wash, where possible, for 15 species, and to make recommendations about measures that could be taken to halt or reverse these trends.
15.11.15
Reports
Analysis of waterbird population trends in the Mersey estuary SPA, Mersey Narrows and North Wirral Foreshore SPA and Ribble & Alt Estuaries SPA
29.10.15
Reports
Review of seabird demographic rates and density dependence
28.10.15
Reports
The Breeding Bird Survey 2014
The is the 20th annual report of the BTO/JNCC/RSPB Breeding Bird Survey (BBS), containing the population trends of widespread UK bird species during the period 1994-2014
20.07.15
Reports
Waterbirds in the UK 2013/14
Waterbirds in the UK presents the summarised results of the annual WeBS report, and full data available via the WeBS Report Online. It provides a single, comprehensive source of information on the current status and distribution of waterbirds in the UK for those interested in the conservation of the populations of these species and the wetland sites they use.
01.04.15
Reports
Northern Ireland Seabird Report 2015
This is the third edition of the Northern Ireland Seabird Report, covering 2015. This report is the published outcome of the work of the British Trust for Ornithology (BTO) Seabird Coordinator, appointed in February 2013, and the activities of the evolving Northern Ireland Seabird Network of volunteers, and organisations such as National Trust, Ulster Wildlife and the RSPB that have provided data for 2015 and previous years.
02.03.15
Reports
Northern Ireland Seabird Report 2014
This is the second edition of the Northern Ireland Seabird Report, covering 2014. This report is the published outcome of the work of the British Trust for Ornithology (BTO) Seabird Co-ordinator, appointed in February 2013, and the activities of the evolving Northern Ireland Seabird Network of volunteers, and organisations such as National Trust, Ulster Wildlife and the Royal Society for the Protection of Birds (RSPB) that have provided data for 2014 and previous years.
01.03.15
Reports