Population. The latest population estimate of the Porcupine caribou herd is 218,000 (2017) , up from 197,000 animals in 2013. It is currently the only herd in North America at its recorded maximum.
15 нояб. 2022 г. · Projected population size of the Porcupine caribou herd under five different calf mortality scenarios (e.g., 0.4 represents 40% of calves dying ... |
Though numbers fluctuate, the herd comprises about 218,000 animals (based on a July 2017 photocensus). Taxonomy · Management · Potential threats to the... |
FIGURE 1 | PORCUPINE CARIBOU HERD POPULATION SIZE. 0-45,000 = RED. 45-80,000 = ORANGE. 80-115,000 = YELLOW. 115,000+ = GREEN. What does this tell us about the ... |
1 мар. 2018 г. · Based on the new population estimate, wildlife biologists are 95 per cent certain the Porcupine caribou herd is between 202,000 and 235,000 ... |
19 дек. 2023 г. · The Western Arctic Caribou Herd population now stands at 152,000, down from 164,000 last year, according to the most recent survey conducted by ... |
Minimum herd size was determined to be approximately 100,000 animals in October 1972 using the "aerial photo-direct count-extrapolation technique. |
At last count the Porcupine caribou herd numbered 218,000. It is one of the healthiest barren-ground caribou herds left in the world, thanks to both a long ... |
The latest population estimate of the Porcupine caribou herd is 218,000 (2017), up from 197,000 animals in 2013. It is currently the only herd in North America ... |
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