![]() ![]() These 23 EcoRegions contain 455,858 km² (94.5 %) of the total Yukon area of 482,443 km². Area (km²) of potential Collared Pika habitat within the EcoRegions and EcoZones of Yukon Territory ‘known or suspected’ to contain pikas (sensu Smith et al. Location data from these specimens and field observations were used to create Figure 3 Number of museum specimens and field observations of Collared Pikas per decade across its global range. (1990) and recent field observations (Figure 3) Estimates are based on the summary of Smith et al. Global and Canadian extent of occurrence for Collared Pikas. The solid line indicates the mean probability based on 2500 runs of the PVA model, and the dotted lines provide boot-strapped 95% confidence intervals Probability of quasi-extinction of a Collared Pika population in southwestern Yukon based on a count-based population viability analysis. An active Collared Pika haypile from southwestern Yukon. Typical Collared Pika habitat in the Ruby Ranges of southwestern Yukon that combines talus slopes for shelter and alpine meadows for forage. The global range of Collared Pikas (i.e., estimated extent of occurrence) and locations of specimen collections and field observations from Canada collaris has been modified for this Status Report (Figure 3) Current global distribution of Collared Pika ( O. Photograph of an adult Collared Pika in talus habitat located in southwestern Yukon, Canada (Photo (c) Kieran O'Donovan) ![]()
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