Waterbirds in the UK 2010/11: The Wetland Bird Survey
Author(s): Chas Holt, Graham Austin, Neil Calbrade, Heidi Mellan, Richard Hearn, David Stroud, Simon Wotton & Andy Musgrove
Published: January 2014
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WeBS surveyors monitor the UK's internationally important non-breeding waterbirds. Following a tradition begun in 1947, wetland sites are counted once per month, providing data for population and...
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