Seasonal activity of the Denali caribou herd, Alaska
نویسندگان
چکیده
منابع مشابه
Seasonal movements of satellite-collared caribou from the Bathurst herd
SUMMARY We tracked the movements of between six and 19 caribou cows from the Bathurst herd from April 1996 to December 2000 using collars that transmit to a satellite. Spring migration routes partially depended where the caribou wintered which changed from northwest of Great Slave Lake to southeast of Great Slave Lake in winter 1997/98 and 2000/01. In winters of 1998/99 and1999/2000, distributi...
متن کاملMoose, Caribou, and Grizzly Bear Distribution in Relation to Road Traffic in Denali National Park, Alaska
Park managers are concerned that moose (Alces alces), caribou (Rangifer tarandus), and grizzly bears (Ursus arctos) may be avoiding areas along the 130 km road through Denali National Park as a result of high traffic volume, thus decreasing opportunities for visitors to view wildlife. A wildlife monitoring system was developed in 1996 that used 19 landscape level viewsheds, stratified into four...
متن کاملEcology of the Porcupine caribou herd
Researchers have described general patterns of population regulation that fit most caribou (Rangifer tarandus) herds. Nevertheless, specific factors operating on particular populations vary greatly, and efforts to categorize herds according to the general patterns often lead to confusion. It is difficult for biologists to attempt to describe population dynamics in terms of density relationships...
متن کاملModeling Caribou Movements: Seasonal Ranges and Migration Routes of the Central Arctic Herd
Migration is an important component of the life history of many animals, but persistence of large-scale terrestrial migrations is being challenged by environmental changes that fragment habitats and create obstacles to animal movements. In northern Alaska, the Central Arctic herd (CAH) of barren-ground caribou (Rangifer tarandus granti) is known to migrate over large distances, but the herd's s...
متن کاملAnomalou s Unfrozen Zone Caribou Peak, Alaska
The field studies were done with the assistance of Allen Delaney, while Bruce Brockett provided valuable information on the borehole unfrozen zone. Dr. Patrick Black conducted the NMR analysis and Alan Hewitt conducted the ion chromatography analysis. Paul Sellmann and Lawrence Gatto provided useful technical reviews of the report manuscript. The authors thank all of the above individuals, who ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Rangifer
سال: 1985
ISSN: 1890-6729
DOI: 10.7557/2.5.2.545