PhD Theses (WII)

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    Ecology of medium and small sized carnivores in Sariska Tiger Reserve, Rajasthan
    (Wildlife Institute of India, Dehradun, 2011) Gupta, Shilpi; Sankar, K.; Qureshi, Qamar
    To assess wildlife population trends, scientifically based monitoring programs must be carried out. A new generation of camera traps and the use of well developed capture-recapture models have led to an increase in the use of remote surveying and monitoring methodologies for nocturnal species. Population estimates can be done for individually identifiable cryptic nocturnal species through camera trap. The study was carried out in Sariska Tiger Reserve (STR), western Rajasthan, India, (79° 17’ to 76°34’N, 27° 5’ to 27° 33’ E) from November 2007 to June 2009. The objectives of study are (1) To estimate the abundance of medium and small sized carnivores such as striped hyena, jackal, jungle cat, civets and mongoose. (2) To study the prey availability and food habits of medium and small sized carnivores and To assess the habitat suitability for these carnivores. In this study, both capture - recapture method and Royle -Nichols (2003) approach was applied to photographic capture trap data to estimate density and abundance of nocturnal cryptic species. The results of this study presented both numerically and also in the form of habitat suitability maps for all the study species in the study area. These finding have potential to develop basis for managing areas for these medium and small sized carnivores in Sariska and other similar habitat in semi arid zone.
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    Assessment of landscape patterns for modeling habitat suitability for lions and prey species in Gir Protected Area, Gujarat.
    (Wildlife Institute of India, Dehradun, 2013) Basu, Parabita; Qureshi, Qamar; Jhala, Y.V.
    Conservation of ‘source’ alone may not be a sufficient strategy to ensure long term persistence of lions; rather it is enhanced by maintaining connectivity among different populations so as to permit lion movement across human-dominated areas. However, the traditional land-use patterns within Gir landscape is changing at an alarming rate mainly as a result of agricultural expansion, urbanization and industrialization. In this scenario, I attempt to (1) Examine the distribution of suitable lion habitat in Saurashtra, especially in areas outside of protected area to assess the potential of the landscape for supporting an increasing lion population, (2) Identify functional corridors joining Gir and Girnar protected area with suggested management interventions, necessary for safeguarding the corridor, (3) Evaluate the current landscape architecture of Gir PA and its surroundings (4) Assess the rate of change in land use and vegetation patterns within Gir PA, (5) Develop habitat suitability models at different spatial scales for lions and its principal prey species.