ISSN 0375-1511 Rec. zool. Surv. India: 112(part-l) : 57-69, 2012 ANURAN FAUNA OF RAJIV GANDHI NATIONAL PARK, NAGARAHOLE, CENTRAL WESTERN GHATS, KARNATAKA, INDIA. l 2 M.P. KRISHNA AND K.S. SREEPADA * 1 Department of Zoology, Field Marshal K.M.Cariappa Mangalore University College, Madikeri-571201, Karnataka, India. E.mail -
[email protected] 2 Department ofApplied Zoology Mangalore University, Mangalagangothri 574199, Karnataka, India. E.mail-
[email protected] (*Corresponding author) INTRODUCTION in the Nagarhole National Park is of southern tropical mixed deciduous both moist and dry with There are about 6780 species of amphibians in small patches of semi evergreen and evergreen the World (Frost,20ll). Approximately 314 species type (Lal Ranjit, 1994). Diversity, distribution are known to occur in India and about 154 from pattern, habitat specificity, abundance and global Western Ghats (Dinesh et al., 2009; Biju, 2010). threat status of the anurans recorded in the study However the precise number of species is not area are discussed. known since new frogs are being added to the checklist. Amphibian number has slowly started MATERIALS AND METHODS declining largely due to the anthropogenic activities. Anuran species diversity survey was under Habitat degradation and improper agricultural taken for the first time during January 2009 to activities are the major threats to amphibians. December 2009. The survey team comprised of a However, survey on amphibian diversity is limited group of 6-9 men including local people and forest to certain parts of Western Ghats in Karnataka department officials having thorough knowledge (Krishnamurthy and Hussain, 2000; Aravind et al., about the area.