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Field immobilization of Tigers ( Panthera tigris ) using a combination of medetomidine and ketamine Panna National Park, India. Pradeep K. Malik. Study Area. Panna National Park. 543 km 2 Central India Miscellaneous dry deciduous forest Interspersed with grasslands. Planning & Resources.
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Field immobilization of Tigers (Panthera tigris) using a combination of medetomidine and ketamine Panna National Park, India Pradeep K. Malik
Study Area Panna National Park • 543 km2 • Central India • Miscellaneous dry deciduous forest • Interspersed with grasslands
Planning & Resources • Survey of study area • Training of field assistants in field craft • Elephants/vehicles/equipment • Time/area/terrain/recovery conditions • Biologists/vets/anesthetist • Natural kills/baits
Tele Injection • Location on kills • Estimation of body weight/age/sex • Distance 15-35 meters
Drugs & Dosages • Medetomidine • 50-60 microgram/kg • Ketamine • 1-2 milligram/kg • HBM
Induction Time 1st sign of sedation 3-5 minutes Recumbency 8-11 minutes
Field Procedures • Radio collaring • Body measurements & weight • Monitoring of anesthesia • Blood collection
Reversal & Recovery • Atipamezole • i.m 3-4 times the medetomidine dose
Recovery times* in free ranging tigers after medetomidine-ketamine immobilization and reversal with Atipamezole Recovery Minutes 1st sign of recovery 5-6 minutes Heal up & sternal 8 minutes Standing 10-12 minutes Walking 14-15 minutes * Time after administration of atipamezole
Monitoring • 72 hours
Summary It is possible to use a dose of • 10-12 mg of medetomidine • 150-200 mg ketamine for anesthesia of an adult male or female free ranging tiger
Acknowledgements • Madhya Pradesh Forest Department • Wildlife Institute of India • Global Tiger Patrol • National Fish & Wildlife Foundation • US Fish & Wildlife Service • Wildlife Conservation Society