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Seasonal Variation of Waterbirds in the Periyakulam Lake, Tiruchirappalli, Tamil Nadu, Southern India

Author

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  • Sivanantham Mohanraj

    (Government Arts College, India)

  • Jeganathan Pandiyan

    (A.V.C. College, India)

Abstract

The data collected on the population characteristics of waterbirds. The data were collected from January 2011 to December 2013. Birds were counted using direct count method. During the study period of waterbirds belonged to 37 species and 31 genus, included under 14 families and 7 orders were recorded. Among the 37 species, 5 species were migratory, 17 species were resident, and 15 species were resident migratory. Among them 5 species are categorized as Near Threatened and the remaining 32 species are Least Consent as per the IUCN categories, (2021). Among the four seasons the post monsoon season attracted higher turnover (1036.1±243.01 No./ha.) of bird density than the other seasons recorded. The diversity was also highest during the post monsoon when compared to other seasons. But the waterbird species richness was higher during monsoon season than the post monsoon and other seasons. The density, diversity and waterbird species richness showed significant variations among the years (P

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Handle: RePEc:epw:ejgeo0:v:3:y:2022:i:1:id:16209
DOI: 10.24018/ejgeo.2022.3.1.209
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