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The Alaska Trumpeter Swan Survey was an aerial survey conducted by the U.S. Fish and Wildlife Service, Division of Migratory Bird Management, Alaska Region (MBM-AK) and partners to monitor the status of trumpeter swans (Cygnus buccinator) in Alaska. It was first conducted in 1968 and then repeated at five-year intervals from 1975 through 2015. The objectives of the survey were to estimate the abundance, distribution (1968–2005 only), and productivity of trumpeter swans in late summer, when the swans were dispersed on breeding territories and cygnets were large enough to be easily counted from the air. Estimates were obtained for the abundance of white swans (swans >1 year old), cygnets, and total swans, as well...
Categories: Data, Project; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, All tags...
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The Hemlock Woolly Adelgid (HWA) is an insect causing extensive hemlock tree die-offs in the northeast, and a lack of information on climate adaptation practices is hindering effective forest management. With the overall goal of fostering resilient forests that support northeastern hemlock ecosystems and wildlife, researchers supported by this Northeast-CASC project will work with land managers to identify information gaps and to develop management plans and a decision support tool tailored to the specific ecological, economic, and cultural management goals of different forests. The Hemlock Woolly Adelgid (HWA) is an invasive insect that has caused extensive hemlock death from Georgia to Maine in many of the densest...
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In response to the threats of land use and changing environmental conditions, the North Atlantic Landscape Conservation Cooperative (LCC) and the Northeast Association of Fish and Wildlife Agencies (NEAFWA) coordinated a team of partners from 13 states, the U.S. Fish and Wildlife Service, nongovernmental organizations, and universities, who worked for more than a year to develop a regional conservation design that provides a foundation for unified conservation action from Maine to Virginia.Drawing on the data and models generated by projects supported over the years by the North Atlantic LCC, and building on smaller-scale conservation designs in the region, Nature’s Network is an overarching design that represents...
Categories: Data, Project; Tags: 2014, Academics & scientific researchers, Applications and Tools, Conservation NGOs, Conservation Plan/Design/Framework, All tags...
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During June and July 1994, the U. S. Fish and Wildlife Service (USFWS), Nongame Migratory Bird Management (MBM-AK) and the Southeast Alaska Ecological Services Field Office conducted a shipboard survey of Southeast Alaska (SEAK) to estimate population abundance and distribution of marine birds and sea otters. This baseline survey was conducted to monitor changes in bird and otter abundance over time. Specific objectives were to: (1) estimate summer abundance and density of marine birds and sea otters; (2) describe marine bird and sea otter distribution; (3) determine the relative abundance and densities of marine bird species groups; (4) document locations and abundance of marine bird nesting colonies encountered;...
Categories: Data, Project; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: ALBATROSSES/PETRELS AND ALLIES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, All tags...
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The goal of this project was to: (a) archive the relevant AR5 model output data for the southwest region; (b) downscale daily temperature and precipitation to 12 X 12 km cell spatial resolution over the Southwest; (c) assess the precision (degree of agreement) of the simulated models; (d) assess the direction and magnitude of change in projections between AR4 and AR5, as well as assess projections of key extreme climatic events (i.e., extreme drought, extreme seasonal precipitation, extreme high and low temperature events); and (e) assess critical ecosystem impacts (i.e., climate water deficit and fire; hydrological condition of major river systems; impacts on highly valued species).
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From mid-September through October, most of the emperor goose (Chen canagica) population congregates in 7 lagoons on the north side of the Alaska Peninsula (Petersen and Gill 1982). Staging geese provide an opportunity to sample the population to determine an index of annual productivity because hatching year (HY) emperor geese retain gray/black plumage on their head and neck that contrasts with the complete white head plumage of adult geese (Pyle 2008, Baldassare 2014). This plumage difference is used to age classify geese (i.e. HY vs. adult) in aerial photographs. The objective of this study was to calculate an annual estimate of the proportion of HY emperor geese in the fall staging population. This estimate...
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Throughout the Pacific Northwest, invasive flora threaten river ecosystems and the communities that depend on them. Invasive plants harm water quality, occupy habitat for native species, reduce recreation opportunities, and damage infrastructure such as pumps and dams. Resource managers from federal, state, and local agencies, as well as local non-profits, spend hundreds of thousands of dollars on monitoring and exterminating invasive plants. Management costs and damages are likely to rise as climate change warms temperatures and reduces rainfall across the basin, expanding potential habitat for invasive plants and affecting the effectiveness of management. For some time, scientists have recognized the potential...
The Highlands Conservation Act authorizes the Secretary of the Interior to provide financial assistance to the States of Connecticut, New Jersey, New York, and Pennsylvania (Highland States) to preserve and protect high priority conservation land in the Highlands region. The resource priorities for the Highlands Conservation Act are forest, water, agriculture, and biodiversity, plus additional screening information on environmental justice and probability of development are included. These priorities were developed in 2024 by the U.S. Fish and Wildlife Service with support from the Highlands’ Science Advisory Team. The purpose of this project is to create spatial information representing these resources that are...
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The degradation of critical wintering and migratory stop-over sites is known to have direct consequences on the survival and reproductive condition of migratory shorebirds. However, little is known about migratory movements and connectivity of shorebird populations. By identifying migratory stop-over and wintering areas, we can begin to identify sites that should be conserved and evaluate the relative risks of development and climate change scenarios. From 2021 to 2023, we equipped Buff-breasted Sandpipers in the central coast of Texas in the United States, the Colombian Llanos, and northeast of Cambridge Bay in Canada with GPS tracking devices. The principal objectives of this study were to investigate short-term...
Categories: Data, Project; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, ANIMALS/VERTEBRATES, All tags...


    map background search result map search result map Assessment of Available Climate Models and Projections for the Southwest Region Nature's Network: A Regional Conservation Design for the Northeast Integrating Economics and Ecology to Inform Climate-Ready Aquatic Invasive Species Management for Vulnerable Pacific Northwest River Communities Alaska Trumpeter Swan Survey Climate Smart Forest Adaptation in The Wake of Hemlock Woolly Adelgid Alaska Emperor Goose Photographic Age-Ratio Survey Southeast Alaska Marine Bird and Sea Otter Survey Buff-breasted Sandpiper migration tracking study Integrating Economics and Ecology to Inform Climate-Ready Aquatic Invasive Species Management for Vulnerable Pacific Northwest River Communities Southeast Alaska Marine Bird and Sea Otter Survey Alaska Emperor Goose Photographic Age-Ratio Survey Climate Smart Forest Adaptation in The Wake of Hemlock Woolly Adelgid Assessment of Available Climate Models and Projections for the Southwest Region Nature's Network: A Regional Conservation Design for the Northeast Alaska Trumpeter Swan Survey Buff-breasted Sandpiper migration tracking study