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# Explore Search: Declination

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## By Year

              - 2024(1)

Science Snippet        May 6, 2024        Trout, beavers, drought, and a “precious” frog

Project        February 29, 2024        A targeted annual warning system (TAWS) for identifying aberrant declines in greater sage-grouse populations

publication        May 1, 2024        Abundance of Long-billed Curlews on military lands in the Columbia Basin

National News Release        December 10, 2015        Continued Decline of the Northern Spotted Owl Associated with the Invasive Barred Owl, Habitat Loss, and Climate Variation

publication        June 12, 2020        Historical museum collections and contemporary population studies implicate roads and introduced predatory bullfrogs in the decline of western pond turtles

publication        May 23, 2021        Range-wide declines of northern spotted owl populations in the Pacific Northwest: A meta-analysis

National News Release        March 17, 2021        New Report Highlights Declining Sagebrush Ecosystem, Provides Foundation for Next Generation of Conservation and Management

publication        December 31, 2008        Recent declines in western U.S. snowpack in the context of twentieth-century climate variability

publication        December 21, 2015        Establishing conservation baselines with dynamic distribution models for bat populations facing imminent decline

publication        March 2, 2012        Evaluation of long-term water-level declines in basalt aquifers near Mosier, Oregon

publication        March 26, 2024        Relation between the relative abundance and collapse of Aphanizomenon flos-aquae and microbial antagonism in Upper Klamath Lake, Oregon

publication        May 5, 2013        Plankton communities and summertime declines in algal abundance associated with low dissolved oxygen in the Tualatin River, Oregon

publication        January 1, 1993        A review of possible causes of nutrient enrichment and decline of endangered sucker populations in Upper Klamath Lake, Oregon

publication        September 11, 2019        Evidence of region‐wide bat population decline from long‐term monitoring and Bayesian occupancy models with empirically informed priors

publication        March 22, 2024        Groundwater model of the Harney Basin, southeastern Oregon

publication        January 1, 1885        Tables of geographic positions, azimuths, and distances, together with lists of barometric altitudes, magnetic declinations, and itineraries of important routes

publication        August 24, 2023        Identifying drivers of population dynamics for a stream breeding amphibian using time series of egg mass counts

publication        January 1, 1885        Tables of geographic positions, azimuths, and distances, together with lists of barometric altituudes, magnetic declinations, and itineraries of important routes, from data gathered by parties of the United States Geographical Surveys west of the 100th me

Center News        June 10, 2019        New Study: Distribution of the Foothill Yellow-Legged Frog in Oregon

publication        August 18, 2023        Organohalogenated contaminants in multiple life stages of the Pacific lamprey (Entosphenus tridentatus), Oregon, USA

publication        July 21, 2020        Effects of barred owl (Strix varia) removal on population demography of northern spotted owls (Strix occidentalis caurina) in Washington and Oregon—2019 annual report

publication        May 8, 2020        A review of pathogens, diseases, and contaminants of muskrats (Ondatra zibethicus) in North America

publication        June 28, 2019        Effects of experimental removal of Barred Owls on population Demography of Northern Spotted Owls in Washington and Oregon—2018 Progress Report

publication        May 21, 2018        Effects of experimental removal of Barred Owls on population demography of Northern Spotted Owls in Washington and Oregon—2017 progress report

publication        June 6, 2017        Bioenergetics models to estimate numbers of larval lampreys consumed by smallmouth bass in Elk Creek, Oregon

publication        September 23, 2018        Greater sage-grouse vital rates after wildfire

publication        May 5, 2017        Conservation challenges and research needs for Pacific lamprey in the Columbia River Basin

publication        September 10, 2010        Distribution and condition of larval and juvenile Lost River and shortnose suckers in the Williamson River Delta restoration project and Upper Klamath Lake, Oregon

publication        May 24, 2023        Estimating northern spotted owl (Strix occidentalis caurina) pair detection probabilities based on call-back surveys associated with long-term mark-recapture studies, 1993–2018

publication        February 13, 2012        Distribution and condition of larval and juvenile Lost River and shortnose suckers in the Williamson River Delta restoration project and Upper Klamath Lake, Oregon

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