Comparing NISAR (using Sentinel-1), USDA/NASS CDL, and ground truth crop/non-crop areas in an urban agricultural region
Simon Kraatz, Brian T. Lamb, W. Dean Hively, Jyoti Jennewein, Feng Gao, Michael H. Cosh, Paul Siqueira
2023, Sensors (23)
A general limitation in assessing the accuracy of land cover mapping is the availability of ground truth data. At sites where ground truth is not available, potentially inaccurate proxy datasets are used for sub-field-scale resolution investigations at large spatial scales, i.e., in the Contiguous United States. The USDA/NASS Cropland...
Landslide initiation thresholds in data-sparse regions: Application to landslide early warning criteria in Sitka, Alaska, USA
Annette Patton, Lisa Luna, Josh J. Roering, Aaron Jacobs, Oliver Korup, Benjamin B. Mirus
2023, Natural Hazards and Earth System Sciences (23) 3261-3284
Probabilistic models to inform landslide early warning systems often rely on rainfall totals observed during past events with landslides. However, these models are generally developed for broad regions using large catalogs, with dozens, hundreds, or even thousands of landslide occurrences. This study evaluates strategies for training landslide forecasting models with...
Inter-comparison of measurements of inorganic chemical components in precipitation from NADP and CAPMoN at collocated sites in the USA and Canada during 1986–2019
Jian Feng, Amanda Cole, Gregory A. Wetherbee, Kulbir Banwait
2023, Environmental Monitoring and Assessment (195)
Wet deposition monitoring is a critical part of the long-term monitoring of acid deposition, which aims to assess the ecological impact of anthropogenic emissions of SO2 and NOx. In North America, long-term wet deposition has been monitored through two national networks: the Canadian Air and Precipitation Monitoring Network (CAPMoN) and the...
Advances in wildlife abundance estimation using pedigree reconstruction
Elias Rosenblatt, Scott Creel, Katherina Gieder, James Murdoch, Therese M. Donovan
2023, Ecology and Evolution (13)
The conservation and management of wildlife populations, particularly for threatened and endangered species are greatly aided with abundance, growth rate, and density measures. Traditional methods of estimating abundance and related metrics represent trade-offs in effort and precision of estimates. Pedigree reconstruction is an emerging,...
High potential but low achievement: Frequent disturbance constrains the light use efficiency of river ecosystems
Audrey Thellman, Philip Savoy, Emily S. Bernhardt
2023, Ecosphere (14)
We rarely consider light limitation in ecosystem productivity, yet light limitation is a major constraint on river autotrophy. Because the light that reaches benthic autotrophs must first pass through terrestrial vegetation and an overlying water column that can be loaded with sediments or colored organic material, there is strong selection...
The Mojave section of the San Andreas fault (California), 1: Shaping the terrace stratigraphy of Littlerock Creek through the competition between rapid strike-slip faulting and lateral stream erosion over the last 40ka.
Adrien Moulin, Eric Cowgill, Katherine M. Scharer, Devin McPhillips, Arjun Heimsath
2023, Geochemistry, Geophysics, and Geosystems (24)
To determine the post-40 ka slip-rate along the Mojave section of the San Andreas Fault (MSAF) we re-analyze the sedimentary record preserved where Little Rock (LR) Creek flows across the fault. At this location, interaction between the northeast-flowing stream and right-lateral fault has resulted in the abandonment and...
Growth performance of Rainbow Trout in reservoir tributaries and implications for steelhead growth potential above Skagit River dams
Benjamin Lorenz Jensen, Rachelle Carina Johnson, Jeffrey J. Duda, Carl O. Ostberg, Tessa Julianne Code, Jonathan H Mclean, Karl D. Stenberg, Kimberly Larsen, Marshal S. Hoy, David Beauchamp
2023, North American Journal of Fisheries Management (43) 1427-1446
ObjectiveIn the Pacific Northwest (USA), Pacific salmon Oncorhynchus spp. populations have been declining significantly for decades, prompting stakeholders to respond with a variety of conservation and restoration measures. One such measure being considered in the Skagit River basin (Washington, USA) is the introduction of steelhead Oncorhynchus mykiss (anadromous Rainbow Trout) above...
Unraveling mechnisms underlying effects of wetting–drying cycles on soil respiration in a dryland
Guopeng Liang, Sasha C. Reed, John M. Stark, Bonnie G. Waring
2023, Biogeochemistry (166) 23-37
Rewetting of dry soils usually stimulates soil carbon (C) emission, a phenomenon known as the Birch effect. Soil C cycling in drylands, which store approximately one third of terrestrial soil organic C (SOC), is strongly affected by wetting–drying cycles. However, the physical, chemical, and biological mechanisms...
Does release size into net-pens affect survival of captively reared juvenile endangered suckers in Upper Klamath Lake?
John Michael Caldwell, Summer M. Burdick, Jacob Richard Krause, Alta C. Harris
2023, North American Journal of Fisheries Management (43) 1322-1336
ObjectiveHigh juvenile mortality prevents recruitment into the adult populations of endangered Shortnose Sucker Chasmistes brevirostris and Lost River Sucker Deltistes luxatus in Upper Klamath Lake, Oregon. To address the lack of recruitment, the U.S. Fish and Wildlife Service implemented the Sucker Assisted Rearing Program (SARP). Managers developing the rearing program lack...
Mapping methane reduction potential of tidal wetland restoration in the United States
James Holmquist, Meagan J. Eagle, Rebecca Molinari, Sydney K. Nick, Liana Stachowicz, Kevin D. Kroeger
2023, Communications Earth & Environment (4)
Coastal wetlands can emit excess methane in cases where they are impounded and artificially freshened by structures that impede tidal exchange. We provide a new assessment of coastal methane reduction opportunities for the contiguous United States by combining multiple publicly available map layers, reassessing greenhouse gas emissions datasets, and applying...
Comparing reintroduction strategies for the endangered San Francisco gartersnake (Thamnophis sirtalis tetrataenia) using demographic models
Jonathan P. Rose, Richard Kim, Elliot James Schoenig, Patrick C. Lien, Brian J. Halstead
2023, PLoS ONE (18)
For endangered species persisting in a few populations, reintroductions to unoccupied habitat are a popular conservation action to increase viability in the long term. Identifying the reintroduction strategy that is most likely to result in viable founder and donor populations is essential to optimally use resources...
Lateral edifice collapse and volcanic debris avalanches: A post-1980 Mount St. Helens perspective
Lee Siebert, Mark E. Reid
2023, Bulletin of Volcanology (85)
The 1980 eruption of Mount St. Helens was instrumental in advancing understanding of how volcanoes work. Lateral edifice collapses and the generation of volcanic debris avalanches were not widely recognized prior to that eruption, making assessment of their hazards and risks challenging. The proliferation of studies...
One byte at a time: Gathering best practices, guidelines, and resources for data standards to support ocean exploration and characterization
Kasey Cantwell, Amanda Demopoulos, Mitchell G. Hebner, Rachel Medley, Mark Mueller, Amanda N. Netburn
2023, Frontiers in Marine Science (10)
Initiated through Presidential direction and now codified, the National Ocean Mapping, Exploration, and Characterization (NOMEC) Council comprises leaders from U.S. federal agencies with a shared goal of mapping all waters of the United States and exploring and characterizing priority areas. The NOMEC Council’s two Interagency Working Groups, Ocean and...
Genetic structure across isolated Virginia populations of the endangered candy darter (Etheostoma osburni)
Kathyrn E. McBaine, Paul L. Angermeier, Eric M. Hallerman
2023, Fishes (8)
Candy darter Etheostoma osburni, a federally endangered non-game fish, has been extirpated from most of its historic range in Virginia and now occurs in four isolated populations in the New River drainage. Understanding of population genetic structure will provide insights into the recent natural history of the species and can...
Evaluate propagation efforts and determine dispersal patterns for Quadrula fragosa from tagged, artificially infested host fish (Ictalurus punctatus) in the St. Croix National Scenic Riverway (SACN)
Michelle Bartsch
2023, Report
The St. Croix National Scenic Riverway (SACN) has been the site of propagation and restoration efforts for two federally endangered unionid mussels: Higgins’ Eye, Lampsilis higginsii and Winged Mapleleaf (WML), Quadrula fragosa. Since about 2000, government agencies have collaboratively developed techniques to successfully propagate Higgins’ Eye and reintroduce the captive-reared...
Petrology and geochronology of Cretaceous–Eocene plutonic rocks in northeastern Washington, USA: Crustal thickening, slab rollback, and origin of the Challis episode
Jeffery H. Tepper, Matthew W. Loewen, Liam M. Caulfield, Peter C. Davidson, Kaitlin L. Ruthenberg, Samuel WF Blakely, Duncan FJF Knudsen, Devin Black, Bruce K Nelson, Yemane Asmerom
2023, GSA Bulletin (136) 725-740
Cretaceous through Eocene plutonic rocks in northeastern Washington, USA, document a 60 m.y. history of crustal thickening and subsequent collapse and extension in response to two terrane-accretion events. Rocks emplaced 113–53 Ma have increasing La/Yb ratios reflecting orogenic plateau development after arrival of...
Testing the hierarchy of predictability in grassland restoration across a gradient of environmental severity
Diana Bertuol-Garcia, Emma Ladouceur, Lars A. Brudvig, Daniel C. Laughlin, Seth M. Munson, Michael F. Curran, Kirk W. Davies, Lauren N. Svejcar, Nancy Shackelford
2023, Ecological Applications (33)
Ecological restoration is critical for recovering degraded ecosystems but is challenged by variable success and low predictability. Understanding which outcomes are more predictable and less variable following restoration can improve restoration effectiveness. Recent theory asserts that the predictability of outcomes would follow an order from most to least predictable from...
Move it or lose it: Predicted effects of culverts and population density on Mojave desert tortoise (Gopherus agassizii) connectivity
Kirsten E. Dutcher, Kenneth E. Nussear, Jill S. Heaton, Todd Esque, Amy G. Vandergast
2023, PLoS ONE (18)
Roadways and railways can reduce wildlife movements across landscapes, negatively impacting population connectivity. Connectivity may be improved by structures that allow safe passage across linear barriers, but connectivity could be adversely influenced by low population densities. The Mojave desert tortoise is threatened by habitat loss, fragmentation,...
Long-term water-quality constituent trends in the Little Arkansas River, south-central Kansas, 1995–2021
Mandy L. Stone, Brian J. Klager
2023, Scientific Investigations Report 2023-5102
The Equus Beds aquifer and Cheney Reservoir are primary sources for the city of Wichita’s current (2023) water supply. The Equus Beds aquifer storage and recovery (ASR) project was developed by the city of Wichita in the early 1990s to meet future water demands using the Little Arkansas River as...
Population dynamics of the threatened Oregon spotted frog before and after drought mitigation
Jennifer Rowe, Christopher Pearl, Adam Duarte, Brome McCreary, Michael J. Adams
2023, The Journal of Wildlife Management (88)
Amphibians are among the most sensitive taxa to climate change, and species inhabiting arid and semiarid landscapes at the extremes of their range are especially vulnerable to drought. The Jack Creek, Oregon, USA, population of Oregon spotted frogs (Rana pretiosa) faces unique challenges because...
Canada Basin tectono-sedimentary element, Arctic Ocean
Deborah Hutchinson, David W. Houseknecht, David Mosher
2023, Geological Society of London Monograph, Arctic Sedimentary Basins (57)
The Canada Basin (CB) formed during a short period of seafloor spreading inferred to be Early Cretaceous in age. Brookian strata of inferred Early Cretaceous–Holocene age comprise the sedimentary fill of the Canada Basin Tectono-Sedimentary Element (CB TSE). Although the CB has remained tectonically quiet since seafloor...
Social and biological perspectives to investigate and address illegal shooting of raptors
Eve C. Thomason, Kenneth Wallen, Todd E. Katzner
2023, Global Ecology and Conservation (46)
Humans have shot raptors for centuries. However, in many countries these actions have been illegal since the mid-twentieth century. Despite this history, there is not a comprehensive understanding of the characteristics of this activity, its frequency, and why it occurs. We...
What evidence exists on the ecological and physical effects of built structures in shallow, tropical coral reefs? A systematic map protocol
Avery Paxton, Tom Swannack, Candice Piercy, Safra Altman, Leanne Poussard, Brandon Puckett, Curt D. Storlazzi, T. Shay Viehman
2023, Environmental Evidence (12)
BackgroundShallow, tropical coral reefs face compounding threats from habitat degradation due to coastal development and pollution, impacts from storms and sea-level rise, and pulse disturbances like blast fishing, mining, dredging, and ship groundings that reduce coral reefs’ height and variability. One approach toward restoring coral reef structure from...
Stocking fish in inland waters: Opportunities and risks for sustainable food systems
Ian G. Cowx, Simon Funge-Smith, Abigail J. Lynch
2023, Fisheries Management and Ecology (30) 555-563
Stocking is one of the foremost tools in the inland fisheries management toolbox, but it comes with both opportunities and risks. Stocking is often used as compensation for depleted wild populations, particularly where recruitment processes have been disrupted, but it can introduce disease, disrupt community...
Identifying sources of antibiotic resistance genes in the environment using the microbial Find, Inform, and Test framework
Corinne Wiesner-Friedman, Rachelle Elaine Beattie, Jill R. Stewart, Krassimira R. Hristova, Marc L. Serre
2023, Frontiers in Microbiology (14)
Introduction: Antimicrobial resistance (AMR) is an increasing public health concern for humans, animals, and the environment. However, the contributions of spatially distributed sources of AMR in the environment are not well defined.Methods: To identify the sources of environmental AMR, the novel microbial Find, Inform, and Test (FIT) model was applied...
