Filters: Tags: R2a-Impact Climate Change Vegatation and Subsistence (X) > Categories: Data (X)
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This final report documents subsistence harvest estimates for Pacific salmon in the Kuskokwim Fisheries Management Area for 2004, on the basis of surveys in 30 communities along the Kuskokwim River and Kuskokwim Bay, including Nelson Island. Compared to 2003 harvest estimates, harvests increased, with the exception of sockeye salmon Oncorhynchus nerka, demonstrating again the importance of salmon for subsistence in this area. In Bethel, nonsalmon fish comprised about 18% of total fish harvested for subsistence. This salmon harvest monitoring research continues to be critical for fisheries managers for their use in planning for adequate salmon escapement and providing continued uses of salmon for subsistence purposes.
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Tags: B5-Chum Salmon,
R2a-Impact Climate Change Vegatation and Subsistence
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Tags: R2a-Impact Climate Change Vegatation and Subsistence
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Tags: R2a-Impact Climate Change Vegatation and Subsistence,
R2b-Effects of Fire on Ecosystems
Through a process of participatory mapping, this research assessed the impacts of the 1984 change in Alaska fire policy from one of exclusion to one of management on Native land use in the Yukon Flats National Wildlife Refuge. Findings suggest that while the change in policy has had little measurable effect on community land use the continued suppression of fire on Native owned lands is having a direct impact on the current availability of wildlife resources to the point of necessitating territorial expansion among Native resource users. However, given the complexity of human nature, the impacts associated with the 1984 policy change should not be reduced to a simplistic cause-and-effect relationship. Rather this...
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Tags: R2a-Impact Climate Change Vegatation and Subsistence,
R2b-Effects of Fire on Ecosystems
The boreal forest covers 12 million kM2 of the northern hemisphere and contains roughly 40% of the world's reactive soil carbon. The Northern high latitudes have experienced significant warming over the past century and there is a pressing need to characterize the response of the disturbance regime in the boreal forest to climatic change. The interior Alaskan boreal forest contains approximately 60 million burnable hectares and, relative to the other disturbance mechanisms that exist in Alaska, fire dominates at the landscape-scale. In order to assess the impact of forecast climate change on the structure and function of the Alaskan boreal forest, the interactions among climate, fire and vegetation need to be quantified....
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Tags: R2a-Impact Climate Change Vegatation and Subsistence,
R2b-Effects of Fire on Ecosystems
Excerpt from the Introduction: "This report characterizes the achievements of the Tanana Chiefs Conference, Inc.'s Tribal Environmental Restoration Program (TERP) during the 1999 calendar year. The report first introduces the reader to the history behind the development of TERP. Secondly, the report discusses the organization and intent of the TERP program. The remainder of the report reviews the various services performed by TERP program staff and the activities conducted by participating Tribal Liaison Officers to assess military impacts to TCC Tribes. For example, the regional report reviews the historical context of military impacts in Interior Alaska. Similarly, the report reviews the various levels of technical...
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Tags: A1-Fisheries,
R2a-Impact Climate Change Vegatation and Subsistence
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Tags: Baseline 3-Hydrological Datasets,
R2a-Impact Climate Change Vegatation and Subsistence
Northway, Alaska is a small, mostly Athabascan community with a large Formerly Used Defense Site, located near the Alaska Highway in Eastern Interior Alaska. Despite remediation in the 1990s, local residents are concerned about the contamination of wild foods. This Community Based Participatory Research project comprised two studies: the Northway Wild Food Study, to investigate contaminant levels in locally prioritized traditional foods; and the Northway Health Study, to investigate locally suspected links between historic pollution sources and health problems. The project identifies multiple pathways of exposure that were more significant in the past, including a clear water creek, whitefish, a pipeline corridor,...
This study was designed as an update of a 1991 survey by the Alaska Department of Fish and Game which quantified the use of locally-caught fish as a source of food for sled dogs in the Yukon River drainage. Between 1991 and 2008 the number of sled dogs and the number of people involved in dog mushing in rural Yukon River communities has declined by more than 50%. A complex set of economic and social changes in rural communities has eroded the ability of many rural dog mushers to adhere to the lifestyle required to keep sled dogs. Data on the use of dogs show a general increase in the use of dogs for sprint racing in 2008 compared to 1991, and an overall decrease in the use of dogs for utilitarian purposes such as...
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Tags: B5-Chum Salmon,
R2a-Impact Climate Change Vegatation and Subsistence
The health of caribou (Rangifer tarandus ) is impacted by multiple risk factors, which may affect availability of caribou for consumption. From analysis of secondary dietary intake data, consuming caribou was found to be positively related to measures of diet quality--caloric intake and dietary diversity score. Other country foods, beef, or pork may be substituted for caribou with increases in opportunity cost and out-of-pocket costs for obtaining caribou. Caribou consumption levels are predicted to vary across and within regions. Communities with older populations, lower employment rates and access to stores are likely to be impacted more by changes in the health of caribou. Analysis of federal survey data highlights...
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Tags: R2a-Impact Climate Change Vegatation and Subsistence
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Tags: R2a-Impact Climate Change Vegatation and Subsistence
Traditional ecological knowledge (TEK) about salmon is held and practiced by local fishers and elders in Central Yup'ik, Deg'Hitan and Koyukon communities of the Yukon River. At present this information contributes little to fisheries management on the Yukon River. At the direction of the Yukon River Drainage Fisheries Association, to better understand changing salmon runs, Alaska Native fishers in the communities of Alakanuk, St. Mary's, Holy Cross, and Nulato were interviewed about their observations, knowledge and understanding of king salmon populations and behavior. Participants provided a variety of examples of TEK indicators describing salmon arrival time and run strength. Utilization of TEK increases the...
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Tags: R2a-Impact Climate Change Vegatation and Subsistence
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Tags: B5-Caribou,
R2a-Impact Climate Change Vegatation and Subsistence
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