The species that best fit in the trendline included Recurvirostra avosetta, Eremoptrrix grisea, Lanius vittatus, Streptopelia tranquebarica and Sylvia curruca. Local occurrence status (Table 3) of birds' species of Taunsa Barrage Wildlife Sanctuary was recorded as shown below.
Correspondingly, the least observed bird species during 2008 to 2009 included Anhinga melanogaste, Circus aeruginosus, Accipiter badius, Aquila nipalensis, Falco tinnunculus, Hydrophasianus chirurgus, Recurvirostra avosetta, Charadrius alexandrinus, Calidris minuta, Tringa stagnatilis, Tringa nebularia, Tringa glareola, Sterna acuticauda, Psittacula eupatria, Eudynamys scolopaceus, Athene brama, Alcedo atthis, Dinopium benghalense, Dendrocopos assimilis, Calandrella brachydactyla, Calandrella raytal, Anthus rufulus, Motacilla cinerea, Pycnonotus leucogenys, Phoenicurus ochruros, Saxicola torquatu, Orthotomus sutorius, Sylvia curruca, Cinnyris asiaticus, Oriolus oriolus, Lanius schach and Dendrocitta vagabunda two individuals in each species, respectively (Ali et al., 2011).