Mid-Winter Numbers of Waterbirds in Bulgaria (1977-2001); Results from 25 Years of Mid-Winter Count

by Tanyo Michev, Lyubomir Profirov

Mid-Winter Numbers of Waterbirds in Bulgaria (1977-2001); Results from 25 Years of  Mid-Winter Count

£30.00 £14.95

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Description

Consisting of two main parts, the first details 45 of the most significant Bulgarian wetlands sites throughout the country. Gives short characteristic description for each site and indicates the average and maximum values for birds, the three most numerous species, threatened species and those exceeding the Bulgaria 1% Ramsar criteria. The second part presents 106 species of waterbirds with the dynamics of their number over the 25 year period, with graphs for most species.