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Tidal variation in numbers of waterbirds: how frequently should birds be counted to detect change and do low tide counts provide a realistic average?
Burton, Niall H.K., Musgrove, Andrew J., Rehfisch, Mark M.Volume:
51
Language:
english
Journal:
Bird Study
DOI:
10.1080/00063650409461332
Date:
March, 2004
File:
PDF, 601 KB
english, 2004