Download Caribou Herds of Northwest Alaska, 1850-2000 by Ernest S. Burch Jr. PDF
By Ernest S. Burch Jr.
In his ultimate, significant book Ernest S. “Tiger” Burch Jr. reconstructs the distribution of caribou herds in northwest Alaska utilizing facts and knowledge from examine carried out during the last a number of many years in addition to assets that predate western technology by way of multiple hundred years. also, he explores human and average components that contributed to the death and restoration of caribou and reindeer populations in this time. Burch offers an exhaustive checklist of released and unpublished literature and interviews that might intrigue laymen and specialists alike. The unflinching evaluation of the jobs that people and wolves performed within the dynamics of caribou and reindeer herds will absolutely strike a nerve. Supplemental essays ahead of and after the incomplete paintings upload context in regards to the writer, the undertaking of the booklet, and the significance of either.
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Additional info for Caribou Herds of Northwest Alaska, 1850-2000
Caribou biologists use the term Crash to describe a period of time when caribou numbers rapidly and dramatically decline, sometimes to the point of complete disappearance from a given area. A caribou population “crash” is distinguished from the more common population “decline” by the magnitude and rapidity of the reduction in caribou numbers. A caribou population crash is often—but not always—accompanied by a significant reduction in range size. , severe weather) factors. —Eds. Westerners preferred caribou meat over any other kind of wild food except moose meat, which was almost unattainable in Northwest Alaska during the relevant time period.
The primary difference between the two subspecies with regard to calving is in its timing: reindeer bear their young earlier and over a longer period of time than their wild cousins do. In the study region, most caribou calves are born in the first two weeks of June (Dau 2008a), whereas reindeer calves are born anywhere from mid-April to the end of May (Stern et al. 1980:45). This sometimes subjected reindeer to more frequent icing and attendant feeding problems than caribou typically had to deal with prior to the onset of late twentieth-century global warming.
They soon became political issues for the owners as much as biological issues for the reindeer. Now that the reindeer population of the study region has significantly declined, these problems have been reduced. ” Rather, there is considerable variation over the course of a yearly cycle in the size and composition of aggregations of caribou. Therefore, I wish to comment on the terms used to characterize caribou aggregations, since “herd” is no longer appropriate for that purpose. 2: 50 miles Reindeer range permits on the Seward Peninsula, late twentieth century to be common usage among caribou biologists.