Effects of Snowmachine Disturbance on the Energetics and Habitat Selection of Caribou (Rangifer tarandus) in Gros Morne National Park, Newfoundland Shane P. MAHONEY 1 , Keith P. LEWIS 2 , Kim MAWHINNEY 3 , Chris MCCARTHY 4 , Scott TAYLOR 5 , Doug ANIONS 6 , James A. SCHAEFER 7 , and David A. FIFIELD 8 1 Sustainable Development and Strategic Science, Department of Environment and Conservation, Government of Newfoundland and Labrador, P.O. Box 8700, St. John’s, Newfoundland, A1B 4J6, Canada. Present address: Conservation Visions Inc., P.O Box 5489, Station C, 354 Water Street, St. John's, Newfoundland, A1C 5W4, Canada. 2 Sustainable Development and Strategic Science, Department of Environment and Conservation, Government of Newfoundland and Labrador, P.O. Box 8700, St. John’s, Newfoundland, A1B 4J6, Canada. Present address: Department of Biology, Memorial University, St. John's, Newfoundland, A1C 3X9, Canada. 3 Canadian Wildlife Service, 6 Bruce Street, Mount Pearl, Newfoundland, A1N 4T3, Canada. 4 Gros Morne National Park, P.O. Box 130, Rocky Harbour, NL A0K 4N0, Canada. Present address: Kejimkujik National Park and National Historic Site, P.O. Box 236, Maitland Bridge, NS, B0T 1B0, Canada 5 Scott Taylor, Gros Morne National Park, P.O. Box 130, Rocky Harbour, Newfoundland, A0K 4N0, Canada. 6 Gros Morne National Park, P.O. Box 130, Rocky Harbour, Newfoundland, A0K 4N0, Canada. Present address: Natural Resources, 791 Chapman Boulevard, Ottawa, Ontario, K1G 1T8, Canada. 7 Department of Biology, Trent University, Peterborough, Ontario, K9L 0G2, Canada. 8 Sustainable Development and Strategic Science, Department of Environment and Conservation, Government of Newfoundland and Labrador, P.O. Box 8700, St. John’s, Newfoundland, A1B 4J6, Canada. Present address: Wildlife Research Division, Environment Canada, 6 Bruce Street, Mount Pearl, Newfoundland, A1N 4T3, Canada. Correspondence: Shane Mahoney, Conservation Visions Inc., P.O Box 5489, Station C, 354 Water Street, St. John's, Newfoundland, A1C 5W4, Canada. E-mail: shane@conservationvisions.com CWBM 2016: Volume 5, Number 2 Original Research ISSN: 1929–3100