Modeling Elk Nutrition and Habitat Use in Western Oregon and Washington

Modeling Elk Nutrition and Habitat Use in Western Oregon and Washington PDF Author: Mary M. Rowland
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 69

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Modeling Elk Nutrition and Habitat Use in Western Oregon and Washington

Modeling Elk Nutrition and Habitat Use in Western Oregon and Washington PDF Author: Mary M. Rowland
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 69

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Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington

Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington PDF Author: Richard S. Holthausen
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 24

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A Model to Evaluate Elk Habitat in Western Oregon

A Model to Evaluate Elk Habitat in Western Oregon PDF Author:
Publisher:
ISBN:
Category : Animals
Languages : en
Pages : 40

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"This book examines international criminal law from a normative perspective and lays out how responsible agents, individuals and the collectives they comprise, ought to be held accountable to the world for the commission of atrocity. The author provides criteria for determining the kinds of actions that should be addressed through international criminal law. Additionally, it asks, and answers, how individual responsibility can be determined in the context of collectively perpetrated political crimes and whether an international criminal justice system can claim universality in a culturally plural world. The book also examines the function of international criminal law and finally considers how the goals and purposes of international law can best be institutionally supported. This book is of particular interest to a multidisciplinary academic audience in political science, philosophy, and law, however the book is written in clear jargon-free prose that is intended to render the arguments accessible to the non-specialist reader interested in global justice, human rights and international criminal law"--

Microcomputer Software for Calculating the Western Oregon Elk Habitat Effectiveness Index

Microcomputer Software for Calculating the Western Oregon Elk Habitat Effectiveness Index PDF Author: Alan A. Ager
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 20

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Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington (Classic Reprint)

Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington (Classic Reprint) PDF Author: Richard S. Holthausen
Publisher: Forgotten Books
ISBN: 9780331400373
Category : Business & Economics
Languages : en
Pages : 30

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Excerpt from Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington Habitat effectiveness models for elk are widely used by Federal land management agen cies in the Pacific Northwest (see footnote 1). The models for elk have not been validated? About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington

Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington PDF Author: Richard S. Holthausen
Publisher:
ISBN:
Category :
Languages : en
Pages : 16

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Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington

Using Expert Opinion to Evaluate a Habitat Effectiveness Model for Elk in Western Oregon and Washington PDF Author:
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 0

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Nutritional Ecology of Elk During Summer and Autumn in the Pacific Northwest

Nutritional Ecology of Elk During Summer and Autumn in the Pacific Northwest PDF Author: John G. Cook
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 0

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Elk (Cervus elaphus) in the western United States are an economically and socially valuable wildlife species. They have featured species status for federal land management planning; hence, considerable modeling focused on habitat evaluation and land management planning has been undertaken for elk. The extent to which these and other habitat model for large ungulates account for influences of nutritional resources varies greatly, probably because of varying recognition of the importance of nutrition and uncertainty about how to measure and model nutrition. Our primary goals were to 1) develop greater understanding of how habitat conditions influence foraging dynamics and nutrition of elk in summer and autumn; and 2) illustrate an ecological framework for evaluating and predicting nutritional resources so that nutritional needs of elk can be integrated within landscape-scale plans, population models, and habitat evaluation models. We evaluated foraging responses of elk to clearcut logging and commercial thinning, forest succession, and season across ecological site potentials. We also identified the extent to which plant communities satisfied nutritional requirements of lactating female elk and their calves. Our study was conducted in the temperate rainforests of the Pacific Northwest on industrial and public timberlands. We evaluated relations between habitat conditions and elk nutrition in plant communities representing a range in stand age and ecological conditions at 3 study areas, 1 near the Canadian border in the north Cascades Mountains (Nooksack), 1 in the Coast range southwest of Olympia, Washington (Willapa Hills), and the third in the central Cascades near Springfield, Oregon (Springfield), from late June to November, 2000-2002.

Home Range and Habitat Use by Roosevelt Elk in Olympic National Park, Washington

Home Range and Habitat Use by Roosevelt Elk in Olympic National Park, Washington PDF Author: Kurt Jeffrey Jenkins
Publisher:
ISBN:
Category : Olympic National Park (Wash.)
Languages : en
Pages : 168

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This research provides information on the distribution of an unexploited Roosevelt elk population in unaltered habitat in Olympic National Park. Radio-telemetry was used to document home range and habitat use by 11 adult cow elk in the Hoh Valley during March 1978, from 10 June-15 September 1978, and from 1 January-20 March 1979. That information provides a baseline for comparison with managed herds adjacent to the park and identification of long term changes in the distribution of elk in the Hoh Valley. Four groups of cow elk were identified in the study area. Cow groups were stable; elk within a group used a common home range and were highly associated. Home ranges of elk from adjacent groups overlapped but there was no permanent interchange of collared elk between groups during the period of study. There was no significant difference between mean summer and mean winter home range size; however, summer home range was larger than winter home range in five, of seven, comparisons. Average home range area of collared elk was 1034 ha during summer and 1003 ha during winter. Daily movement of elk was greater during summer than during winter; minimum daily movement distance averaged 843 m during summer and 676 m during winter. Movement of cow elk with newly born calves in June was considerably less than movement of elk without calves. The habitat use of radio-equipped elk was studied in relation to 13 habitat units on national park land and 11 units on non-park land. Collared elk were found primarily in habitat units on the valley floor during both seasons, although there was seasonal variation in the use of those units. Elk were least selective of habitat during winter, most selective during late winter and moderately selective during summer. Alder flats were selected by each collared elk during late winter and were identified as important elk habitat in the Hoh Valley because use of such areas was prevalent during a nutritionally important time of year for cow elk. Other patterns of habitat use were discussed in relation to thermal and nutritional characteristics of the watershed.

Roosevelt Elk Habitat Use in the Oregon Coast Range

Roosevelt Elk Habitat Use in the Oregon Coast Range PDF Author: Gary William Witmer
Publisher:
ISBN:
Category : Elk
Languages : en
Pages : 208

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Daily and seasonal habitat use by Roosevelt elk was investigated in the Oregon Coast Range on managed, public forestland. Over 3,700 locations of 6 radio-collared cow elk were recorded during 12 consecutive months. Two elk formed part of a north band and 4 elk were part of a south band. Home ranges for elk bands were mutually exclusive and enclosed areas of 400 ha or less each season. Heavily used central cores of activity comprised a small portion of the total home range. Seasonal home ranges of a given band overlapped substantially and were largest in calving and summer seasons. Cow elk of a given band were most often associated with one another during spring, rut and winter seasons and were otherwise more dispersed. Elk exhibited preferences for old-growth forest and hardwood stands over mixed forest and dense, young conifer stands. Brushy clearcuts were utilized more than new clearcuts for foraging. Use of new clearcuts increased in winter. Elk preferred southerly aspects throughout the year, avoided roads (especially paved roads), and did not venture far from forest/clearcut edges. During calving season, cow elk spent more time in cover and utilized areas that were characteristically of lower elevation, gentler slope, greater seclusion and were closer to water than the rest of the year. Elk appeared unaffected by weather during the mild winter of the study and sought out cover during warmer periods of the day during all seasons. A consistent daily pattern of habitat use was for elk to forage on brushy clearcuts during early and late daylight hours and to retreat to an old-growth stand to bed and/or loaf through the midday period The pattern of several hours of activity followed by several of inactivity appeared to extend through the night, although elk were less active at night. Cover use, especially of dense, young, second-growth stands, increased and movement decreased during the hunting season. Despite variability in seasonal and individual elk habitat use, discriminant analyses suggested that cover types, adjacent cover types and aspects were the most promising of the parameters measured for the prediction of habitat use patterns of Roosevelt elk. Recommendations are proposed for the effective integration of management for elk and other forest resources.