Assessment of Population Density and Disparity of Village Weaverbirds ( Ploceus cucullatus ) Along Three Selected Road Axis in Ogun State, Nigeria
Study of Village weaverbirds Ploceus cucullatus along the roads was necessary in order to provide prospect of their population, density and platform for monitoring their distribution. Data were collected through on-site observations and pointcount method at thirty-four (34) point-count stations. Col...
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Veröffentlicht in: | Journal of applied science & environmental management 2014-09, Vol.18 (3), p.1-1 |
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Zusammenfassung: | Study of Village weaverbirds Ploceus cucullatus along the roads was
necessary in order to provide prospect of their population, density and
platform for monitoring their distribution. Data were collected through
on-site observations and pointcount method at thirty-four (34)
point-count stations. Collected data were subjected to descriptive
statistics and one-way Analysis of Variance (ANOVA). 58.8% of the
point-count stations were recorded along Abeokuta/Ibadan road axis,
26.5% along Abeokuta/Shagamu road axis and 14.7% along Ijebu-Ode/Ibadan
road axis. Twelve different tree species representing ten families were
found colonized by the bird but Cassia spp , Mangifera indica and
Terminalia catappa were most preferred for habitation. Habitat use
classifications indicated that Village weaverbirds predominantly nested
in human settlements (94.2%). Total population of 1269 Village
weaverbirds were recorded along the three road axis and highest
population of it was from Abeokuta-Ibadan road axis. Overall,
population density for the three road axis was 18 Village weaverbirds
per kilometre and among the roads; Abeokuta-Ibadan road axis recorded
the highest density. The total population mean Village weaverbirds was
223±13 Village weaverbirds while the total nest population was
129±nest. Total elevation value was 141±6 asl and the mean
total of the tree species was 5±1 tree species. Maximum and
minimum values of Village weaverbirds population, nest counts,
elevation and tree species were recorded along Abeokuta/Ibadan road
axis than other road axis. Elevation of point-count station was
significantly different (P< 0.05). Elevation of the study locations
contributed to Village weaverbirds population, density and population
disparity along the road axis. |
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ISSN: | 1119-8362 |