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Current state of knowledge of calving grounds

Current state of knowledge of calving grounds . Amount of information Shifts in location Habitat diversity . ?. ?. ?. ?. ?. Amount of Information . 20% Analyzed. 50% unknown. 30% Mapped. Patterns of use. Non-directional shift. Directional shift. BAH , LRH, GRH PCH.

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Current state of knowledge of calving grounds

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  1. Current state of knowledge of calving grounds • Amount of information • Shifts in location • Habitat diversity

  2. ? ? ? ? ?

  3. Amount of Information 20% Analyzed 50% unknown 30% Mapped

  4. Patterns of use Non-directional shift Directional shift BAH, LRH, GRH PCH WAH, TLH, BEV, AHI QMH, TAI CAH

  5. Bathurst herd, Canada Calving distribution map from Gunn et al. 2008

  6. 1982 to 1987 1974 to 1980 George River herd, Canada 2010

  7. Taimyr wild reindeer. Russia Meerdink, S. and Petrov, A. 2012. Taimyr wild reindeer spatial fidelity and calving grounds dynamics in a changing climate. ARCSES working paper 001-2012. University of Northern Iowa, IA

  8. Habitat diversity

  9. Cumulative growing degree days

  10. Tussock, sedges, shrubs Bedrock lichen Sparse vegetation Wet sedge Tall shrub Calving grounds Larger area – similar climate

  11. Bluenose West Bluenose East

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