Table 5: here
There was significant difference in relative abundance of birds among the difference species (F128, 1836 =5.04, P<0.05). The most abundant bird species was village weaver (Ploceus cucullatus ) with a mean relative abundance of 44.1 followed by red checked cordon-bleu (Uraeginthus bengalus ) with a mean value relative abundance of 22.4, and the least abundant was African hoopoe (Upupa africana ) with a relative mean abundance of 0.07.
During the wet season, Debremariam wetland had relatively high average number of birds (3.65) followed by head of the Blue Nile River (3.57) and the lowest was recorded at the adjacent areas of Lake Tana (2.35). During the dry season, head of the Blue Nile River had relatively the highest number of birds (5.44) followed by Debremariam wetland (1.4), and the lowest was obtained from adjacent areas of Lake Tana (1.33). During both the wet and dry seasons, head of the Blue Nile River had the highest mean abundance of birds (8.15) followed by Debremariam wetland (4.97), and the lowest was at the adjacent areas of Lake Tana (3.6) (Table 6).