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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Recent content by Docmartin

  1. Docmartin

    British Birds - August 2020

    British Birds August 2020 The August 2020 issue of British Birds is now out. Batumi Raptor Count: from migration counts to conservation in a raptor flyway under threat Autumn raptor migration through the Batumi bottleneck, on the eastern shore of the Black Sea in southwest Georgia, is...
  2. Docmartin

    British Birds - April 2020

    British Birds April 2020 The April 2020 issue of British Birds is now out. The White-billed Diver in Britain: its changing status and identification challenges Records of White-billed Diver in the UK have increased since the 1990s. Most of this increase has occurred in Scotland. With between...
  3. Docmartin

    British Birds - March 2020

    British Birds March 2020 The March 2020 issue of British Birds is now out. Chiffchaffs wintering at a sewage works in south Devon Ringing of Common Chiffchaffs during three consecutive winters at a sewage works in south Devon revealed that the site supported a wintering population of at...
  4. Docmartin

    British Birds - February 2020

    British Birds February 2020 The February 2020 issue of British Birds is now out. Population estimates of birds in Great Britain and the United Kingdom This is the fourth report by the Avian Population Estimates Panel. Overall, there are thought to be about 84 million breeding pairs of birds...
  5. Docmartin

    British Birds - August 2019

    British Birds August 2019 The August 2019 issue of British Birds is now out. The migrations of British Common Sandpipers The migrations of Common Sandpipers are described by combining ringing data with findings from a geolocator study in Highland Scotland. Potential reasons for the decline...
  6. Docmartin

    British Birds - July 2019

    British Birds July 2019 The July 2019 issue of British Birds is now out. The Common Pheasant – its status in the UK and the potential impacts of an abundant non-native About half of the European population of the Common Pheasant is found in the UK, where breeding numbers have doubled in the...
  7. Docmartin

    British Birds - June 2019

    British Birds June 2019 The June 2019 issue of British Birds is now out. Wetland restoration by the RSPB – what has it achieved for birds? During 1990–2015, the RSPB acquired around 8,750 ha of land on which to restore wetland habitat. This restored land now supports more than 10% of the UK...
  8. Docmartin

    British Birds Magazine - May 2019

    British Birds May 2019 The May 2019 issue of British Birds is now out. Identification of Short-tailed Shearwater in the North Atlantic Ocean Short-tailed Shearwater is an abundant species of the Pacific Ocean. Vagrancy to the North Atlantic probably is greater than suggested by the few...
  9. Docmartin

    British Birds - April 2019

    British Birds April 2019 The April 2019 issue of British Birds is now out. Redstart hybrids in Europe and North Africa An analysis of wild Black Redstart x Common Redstart hybrids from Europe and North Africa is presented, with an overview of distribution, phenology, habitat, biometrics...
  10. Docmartin

    British Birds - March 2019

    British Birds March 2019 The March 2019 issue of British Birds is now out. Population estimates of wintering waterbirds in Great Britain This paper provides updated estimates of population size for wintering waterbirds in Great Britain using recent data and new analytical approaches for some...
  11. Docmartin

    British Birds - February 2019

    British Birds February 2019 The February 2019 issue of British Birds is now out. Great Bird Reserves: RSPB Old Moor and the Dearne Valley This article explores the history, creation, management and wildlife of RSPB Old Moor and the other sites that make up the Dearne Valley reserves in...
  12. Docmartin

    British Birds - October 2018 (Rarities Report)

    British Birds October 2018 The October 2018 issue of British Birds is now out. Report on rare birds in Great Britain in 2017 This is the 60th annual report of the British Birds Rarities Committee, and the first to follow the IOC World Bird List (Gill & Donsker 2017) since its adoption by BOU...
  13. Docmartin

    British Birds - September 2018

    British Birds September 2018 The September 2018 issue of British Birds is now out. BB eye - Home birding Mike Everett Breeding ‘Baltic Gulls’ from the Horsvær archipelago in Norway Carl Baggott, Morten Helberg and Mars Muusse describe the status of the Lesser Black-backed Gulls breeding in...
  14. Docmartin

    British Birds - August 2018

    British Birds August 2018 The August 2018 issue of British Birds is now out. BB eye The buzz of nocturnal migration Magnus Robb The migration of Red-necked Phalarope breeding in Shetland A male Red-necked Phalarope fitted with a geolocator at a breeding site in Shetland in 2012 was retrapped...
  15. Docmartin

    British Birds - July 2017 - now with extra Chiffchaffs

    British Birds - July 2018 - now with extra Chiffchaffs British Birds July 2018 The July 2018 issue of British Birds is now out. BB eye Veganism: a plant-based diet has a bigger conservation impact than you think. Sophie Channon Great bird reserves: St Kilda The islands of St Kilda are...
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