Here, we contribute the first fine-scale analysis of genetic population structure in nine contiguous caribou herds at the geographic boundaries between Barren-ground and Northern Mountain caribou, and at the Alaska-Yukon border. Using pairwise differentiation metrics, STRUCTURE, and discriminant analysis...
Population dynamics of caribou herds in southwestern Alaska. Rangifer 14: 131- 142Valkenburg V, Sellers RA, Squibb RC, Woolington JD, Aderman AR, Dale DW (2001) Population dynamics of caribou herds in southwestern Alaska. Rangifer 14(Special Issue):131-142...
Define Greenland caribou. Greenland caribou synonyms, Greenland caribou pronunciation, Greenland caribou translation, English dictionary definition of Greenland caribou. Noun 1. Greenland caribou - Arctic deer with large antlers in both sexes; called `re
Current Population Trend: Decreasing Large hoofed animals belonging to the deer family, caribou and reindeer are actually the same species—Rangifer tarandus. There are differences between caribou and reindeer though. Caribou are native to North America, whereas reindeer are native to northern Europe an...
Barren ground caribou (Rangifer tarandus) were reintroduced to the Nushagak Peninsula, Alaska in February of 1988 after an absence of more than 100 years. Since reintroduction, herd growth and population dynamics have been monitored closely. At this time, there has been no significant dispersal ...
Changes in Terrestrial Environments ScottElias, inThreats to the Arctic, 2021 Declines in caribou herds The migratory tundra caribou (Rangifer tarandus) in North America undergoes synchronized, cyclic, or quasi-cyclic fluctuations of population size spanning periods ranging from 40 to 90 years. The ec...
caribou taken by these nonresident hunters is also required to be used for food. Alaska's great caribou herds have also become increasingly treasured as a natural wonder of state, national, and international importance. Population dynamics: There are approximately 900,000 wild caribou in Alaska (in...
He talks about a survey depicting the decline in caribou population and the lone species of caribou, which is Rangifer tarandus. Also tackled is a study depicting the facotrs that contributed to migratory caribou, such as climate change and predation....
For millennia Indigenous communities have relied on the far north's caribou herds for sustenance. But as the herds dwindle, the future becomes difficult to predict.
isotopic ratios of N (未15N) in urine and fecal samples to estimate the proportion of urea N derived from body N (p-UN) in pregnant, adult females of the Chisana Herd, a small population that ranged across the Alaska-Yukon ...