Understorey bird species diversity and abundance in three forest types of Semuliki National Park, Uganda

Semuliki National Park is a rich lowland forest in terms of biodiversity. T he bird species list currently stands at 428, of which 31 species occur now here else in East Africa. Although the park was severely encroached for agr icultural activities, all the encroachers were evicted and many species of birds still survive. A total of 61 species with 1270 individuals were trapp ed from all the forest types. There was no significant difference in the sp ecies diversity between the swamp, mixed and Cynometra forest types. The Li ttle Greenbul, Yellow-whiskered Greenbul, Slender-billed Greenbul, and Oliv e Sunbird were significantly more abundant in the mixed forest than in the swamp forest while the arboreal insectivore frugivores, terrestrial insecti vores and sallying insectivores were significantly more abundant in the Cyn ometra than in the swamp forest type.