Using eDNA metabarcoding to establish targets for freshwater fish composition following river restoration
Gen Ito, Hiroshi Yamauchi, Miwa Shigeyoshi, Kousuke Ashino, Chie Yonashiro, Maki Asami, Yuko Goto, Jeffrey J. Duda, Hiroki Yamanaka
2023, Global Ecology and Conservation (43)
Establishing realistic targets for fish community composition is needed to assess the effectiveness of river restoration projects. We used environmental DNA (eDNA) metabarcoding with MiFish primers to obtain estimates of fish community composition across 17 sites upstream, downstream and within a...
Aeromagnetic expression of the central Nagssugtoqidian Orogen, South-East Greenland
Benjamin J. Drenth, Bjorn H. Heincke, Thomas F. Kokfelt
2023, Precambrian Research (391)
The Paleoproterozoic Nagssugtoqidian Orogen is one of the principal tectonic features related to the assembly of Nuna, extending across Greenland from east to west and forming an orogenic belt separating the North Atlantic Craton on the south from the Rae Craton on the north. In South-East Greenland,...
Quantification of geodetic strain rate uncertainties and implications for seismic hazard estimates
Jeremy Maurer, Kathryn Zerbe Materna
2023, Geophysical Journal International (234) 2128-2142
Geodetic velocity data provide first-order constraints on crustal surface strain rates, which in turn are linked to seismic hazard. Estimating the 2-D surface strain tensor everywhere requires knowledge of the surface velocity field everywhere, while geodetic data such as Global Navigation Satellite System (GNSS) only have spatially scattered measurements...
The severity of the 2014–2015 snow drought in the Oregon Cascades in a multicentury context
Laura A. Dye, Bethany L. Coulthard, Benjamin J. Hatchett, Inga K. Homfeld, Taylor N. Salazar, Jeremy S. Littell, Kevin J. Anchukaitis
2023, Water Resources Research (59)
The western United States (US) is a hotspot for snow drought. The Oregon Cascade Range is highly sensitive to warming and as a result has experienced the largest mountain snowpack losses in the western US since the mid-20th century, including a record-breaking snow drought in 2014–2015 that culminated in a...
Discovery of a rare pillar coral (Dendrogyra cylindrus) death assemblage off southeast Florida reveals multi-century persistence during the late Holocene
Alexander B. Modys, Lauren T. Toth, Richard A. Mortlock, Anton E. Olenik, William F. Precht
2023, Coral Reefs (42) 801-807
In recent years, coral populations in the western Atlantic have undergone widespread declines from climate change, anthropogenic stressors, and infectious disease outbreaks. The pillar coral, Dendrogyra cylindrus, has been one of the most affected species, prompting its listing as threatened under the United States Endangered Species Act...
Techniques for restoring damaged Mojave and western Sonoran ecosystems, including those for threatened desert tortoises and Joshua trees
Scott R Abella, Kristin H. Berry, Stefanie Ferrazzano
2023, Desert Plants (38) 4-52
Ecological restoration has potential for contributing to conservation activities for threatened Mojave desert tortoises (Gopherus agassizii) and Joshua trees (Yucca brevifolia, Y. jaegeriana) and their broader ecosystems in the Mojave and western Sonoran deserts. To be effective, restoration actions deployed strategically need to halt and reverse habitat degradation, replenish or...
Remote characterization of the 12 January 2020 eruption of Taal Volcano, Philippines, using seismo-acoustic, volcanic lightning, and satellite observations
Anna Perttu, Jelle D. Assink, Alexa R. Van Eaton, Corentin Caudron, Chris Vagasky, Janine Krippner, Kathleen McKee, Silvio De Angelis, Brian Perttu, Benoit Taisne, Gert Lube
2023, Bulletin of the Seismological Society of America (113) 1471-1492
On 12 January 2020, an eruption began on the shores of the Main Crater Lake (MCL) of Taal Volcano—a caldera system on the southern end of Luzon Island in the Philippines. Taal, one of the most active volcanoes in the Philippines, is located 30 km south of Manila—a major metropolitan area...
Benchmarking high-resolution hydrologic model performance of long-term retrospective streamflow simulations in the contiguous United States
Erin Towler, Sydney Foks, Aubrey L Dugger, Jesse E. Dickinson, Hedeff I. Essaid, David Gochis, Roland J. Viger, Yongxin Zhang
2023, Hydrology and Earth System Sciences (27) 1809-1825
Because use of high-resolution hydrologic models is becoming more widespread and estimates are made over large domains, there is a pressing need for systematic evaluation of their performance. Most evaluation efforts to date have focused on smaller basins that have been relatively undisturbed by...
The changing dynamics of highly pathogenic avian influenza H5N1: Next steps for management & science in North America
Johanna Harvey, Jennifer M. Mullinax, Michael C. Runge, Diann Prosser
2023, Biological Conservation (282)
Highly pathogenic avian influenza virus (HPAIV) H5N1 was introduced in North America in late 2021 through trans-Atlantic pathways via migratory birds. These introductions have resulted in an unprecedented epizootic, a widespread disease event in animals, heavily affecting poultry, wild birds, and...
Nitrogen-bedrock interactions regulate multi-element nutrient limitation and sustainability in forests
Kaveh G. Siah, Steven S. Perakis, Julie C. Pett-Ridge, Gregory van der Heijden
2023, Biogeochemistry (164) 389-413
Nutrient limitation of tree growth can intensify when nutrients are lost to forest harvest, creating challenges for forest growth and sustainability. Forest harvest accelerates nutrient loss by removing nutrient-containing biomass and by increasing nutrient leaching, shaping patterns of nutrient depletion that cause long-term shifts in nutrient...
Ancient bears provide insights into Pleistocene ice age refugia in Southeast Alaska
Flavio Augusto da Silva Coelho, Stephanie Gill, Crystal M. Tomlin, Marilena Papavassiliou, Sean D. Farley, Joseph A. Cook, Sarah A. Sonsthagen, George K. Sage, Timothy H. Heaton, Sandra L. Talbot, Charlotte Lindqvist
2023, Molecular Ecology (32) 3641-3656
During the Late Pleistocene, major parts of North America were periodically covered by ice sheets. However, there are still questions about whether ice-free refugia were present in the Alexander Archipelago along the Southeast (SE) Alaska coast during the last glacial maximum (LGM). Numerous subfossils have been recovered from caves in...
Multiple models for outbreak decision support in the face of uncertainty
Katriona Shea, Rebecca K. Borchering, William J.M. Probert, Emily Howerton, Tiffany L. Bogich, Shou-Li Li, Willem G. van Panhuis, Cecile Viboud, Ricardo Aguas, Artur A. Belov, Sanjana H. Bhargava, Sean M. Cavany, Joshua C. Chang, Cynthia Chen, Jinghui Chen, Shi Chen, YangQuan Chen, Lauren M. Childs, Carson C. Chow, Isabel Crooker, Sara Y. Del Valle, Guido Espana, Geoffrey Fairchild, Richard C. Gerkin, Timothy C. Germann, Quanquan Gu, Xiangyang Guan, Linhong Guo, Gregory R. Hart, Thomas J. Hladish, Nathaniel Hupert, Daniel Janies, Cliff C. Kerr, Daniel J. Klein, Eili Y. Klein, Gary Lin, Carrie Manore, Lauren A. Meyers, John E. Mittler, Kunpeng Mu, Rafael C. Nunez, Rachel J. Oidtman, Remy Pasco, Ana Pastore y Piontti, Rajib Paul, Carl A. B. Pearson, Dianela R. Perdomo, T. Alex Perkins, Kelly Pierce, Alexander N. Pillai, Rosalyn C. Rael, Katherine Rosenfeld, Chrysm W. Ross, Julie A. Spencer, Arlin B. Stoltzfus, Kok B. Toh, Shashaank Vattikuti, Alessandro Vespignani, Lingxiao Wang, Lisa J. White, X. Pan, Yupeng Yang, Osman N. Yogurtcu, Weitong Zhang, Yanting Zhao, Difan Zou, Matthew J. Ferrari, David Pannell, Michael J. Tildesley, J. Seiferth, Elyse Johnson, Matthew Biggerstaff, Michael A Johansson, Rachel B. Slayton, John Levander, Jeff Stazer, J. Kerr, Michael C. Runge
2023, PNAS (120)
Policymakers must make management decisions despite incomplete knowledge and conflicting model projections. Little guidance exists for the rapid, representative, and unbiased collection of policy-relevant scientific input from independent modeling teams. Integrating approaches from decision analysis, expert judgment, and model aggregation, we convened multiple modeling teams to evaluate COVID-19 reopening strategies...
A coupled human and natural systems framework to characterize emerging infectious diseases: The case of fibropapillomatosis in marine turtles
Costanza Manes, Raymond Carthy, Vanessa Hull
2023, Animals (13)
Emerging infectious diseases of wildlife have markedly increased in the last few decades. Unsustainable, continuous, and rapid alterations within and between coupled human and natural systems have significantly disrupted wildlife disease dynamics. Direct and indirect anthropogenic effects, such as climate change, pollution, encroachment, urbanization, travel, and trade, can promote outbreaks...
Estimating the impact of climate and vegetation changes on runoff risk across the Hawaiian landscape
Lucas Berio Fortini, Lauren R. Kaiser, Kimberlie Perkins, Lulin Xue, Yaping Wang
2023, Conservation and resource management. (3) 291-302
In Hawai’i, ecosystem conservation practitioners are increasingly considering the potential ecohydrological benefits from applied conservation action to mitigate the degrading impacts of runoff on native and restored ecosystems. One determinant of runoff is excess rainfall events where rainfall rates exceed the infiltration capacity of soils. To help understand runoff...
Improving ecological data science with workflow management software
Matthew R. Brousil, Alessandro Filazzola, Michael Frederick Meyer, Sapna Sharma, Stephanie E. Hampton
2023, Methods in Ecology and Evolution (14) 1381-1388
Pressing environmental research questions demand the integration of increasingly diverse and large-scale ecological datasets as well as complex analytical methods, which require specialized tools and resources.Computational training for ecological and evolutionary sciences has become more abundant and accessible over the past decade, but tool development has outpaced the availability...
Revealing the extent of sea otter impacts on bivalve prey through multi-trophic monitoring and mechanistic models
Clinton B. Leach, Benjamin P. Weitzman, James L. Bodkin, Daniel Esler, George G. Esslinger, Kimberly A. Kloecker, Daniel Monson, Jamie N. Womble, Mevin B. Hooten
2023, Journal of Animal Ecology (92) 1230-1243
Sea otters are apex predators that can exert considerable influence over the nearshore communities they occupy. Since facing near extinction in the early 1900s, sea otters are making a remarkable recovery in Southeast Alaska, particularly in Glacier Bay, the largest protected tidewater glacier fjord in the world. The expansion...
Characterization of maternal immunity following vaccination of broodstock against IHNV or Flavobacterium psychrophilum in rainbow trout (Oncorhynchus mykiss)
Jie Ma, Jesse T. Trushenski, Evan M. Jones, Timothy J. Bruce, Doug G. McKenney, Gael Kurath, Kenneth D. Cain
2023, Fish and Shellfish Immunology (137)
Infectious hematopoietic necrosis (IHN) is a significant viral disease affecting salmonids, whereas Flavobacterium psychrophilum (Fp), the causative agent of bacterial coldwater disease (BCWD), remains one of the most significant bacterial pathogens of salmonids. We explored maternal immunity in the context of IHN and BCWD management in rainbow...
Investing in a nest egg: Intraspecific variation in the timing of egg laying across a latitudinal gradient
Carl G. Lundblad, Courtney J. Conway
2023, Oecologia (202) 83-96
Avian reproductive strategies vary widely, and many studies of life-history variation have focused on the incubation and hatching stages of nesting. Birds make proximate decisions regarding reproductive investment during the laying stage, and these decisions likely constrain and tradeoff with other traits and subsequent behaviors. However, we know relatively little...
Coordinating science during an eruption: Lessons from the 2020–2021 Kīlauea volcanic eruption
Kari M. Cooper, Kyle R. Anderson, Kathy Cashman, Michelle L. Coombs, Hannah R. Dietterich, Tobias Fischer, Bruce F. Houghton, Ingrid A. Johanson, Kendra J. Lynn, Michael Manga, Christelle Wauthier
2023, Bulletin of Volcanology (85)
Data collected during well-observed eruptions can lead to dramatic increases in our understanding of volcanic processes. However, the necessary prioritization of public safety and hazard mitigation during a crisis means that scientific opportunities may be sacrificed. Thus, maximizing the scientific gains from eruptions requires improved planning...
Fish functional gradients along a reservoir cascade
Jordan C. Besson, Joshua J. Neary, Joshua D. Stafford, Corey Garland Dunn, Leandro E. Miranda
2023, Freshwater Biology (68) 1079-1091
1.The transformations of fish assemblages caused by reservoir cascades can be severe at the reach scale, but basin-scale effects are less clear. However, prevailing river concepts provide a framework for predicting basin-scale effects. 2. To determine if predictions made by the River Continuum Concept relative to the function of fish...
Coupling large-spatial scale larval dispersal modelling with barcoding to refine the amphi-Atlantic connectivity hypothesis in deep-sea seep mussels
Elodie Portanier, A. Nicolle, W. Rath, L. Monnet, G. Le Goff, A.-S. Le Port, C. Daguin-Thiebaut, Cheryl L. Morrison, M.R. Cunha, M. Betters, Craig M. Young, Cindy L. Van Dover, A. Biastoch, E. Thiebaut, Didier Jollivet
2023, Frontiers in Marine Science (10)
In highly fragmented and relatively stable cold-seep ecosystems, species are expected to exhibit high migration rates and long-distance dispersal of long-lived pelagic larvae to maintain genetic integrity over their range. Accordingly, several species inhabiting cold seeps are widely distributed across the whole Atlantic Ocean, with low genetic divergence between...
Estimates of predator densities using mobile DIDSON surveys: Implications for survival of Central Valley Chinook Salmon
Mark J. Henderson, Chris Loomis, Cyril Michel, Joe Smith, Ilysa Iglesias, Brendan Lehman, David Huff
2023, North American Journal of Fisheries Management (43) 628-645
The Sacramento–San Joaquin Delta (hereafter, “the Delta”) is one of the estuaries with the most invasive species in the world, and nonnative predators may be a major factor in the observed decline of Central Valley Chinook Salmon Oncorhynchus tshawytscha over recent decades. In order for managers to take actions that might reduce...
Using neutral landscape models to evaluate the umbrella species concept in an ecotone
Courtney J. Duchardt, Adrian P. Monroe, David R. Edmunds, Matthew James Holloran, Alison G. Holloran, Cameron L. Aldridge
2023, Landscape Ecology (38) 1447-1462
ContextSteep declines in North American rangeland biodiversity have prompted researchers and managers to use umbrella species as a tool to manage diverse suites of co-occurring wildlife, but efficacy of this method has been variable. Evaluation of prairie and shrubland grouse as umbrellas is typically restricted to observed overlap...
Climate change and the global redistribution of biodiversity: Substantial variation in empirical support for expected range shifts
Madeleine A. Rubenstein, Sarah R. Weiskopf, Romain Bertrand, Shawn Carter, Lise Comte, Mitchell J. Eaton, Ciara G. Johnson, Jonathan Lenoir, Abigail Lynch, Brian W. Miller, Toni Lyn Morelli, Mari Angel Rodriguez, Adam Terando, Laura Thompson
2023, Journal of Environmental Evidence (12)
BackgroundAmong the most widely predicted climate change-related impacts to biodiversity are geographic range shifts, whereby species shift their spatial distribution to track their climate niches. A series of commonly articulated hypotheses have emerged in the scientific literature suggesting species are expected to shift their distributions to higher latitudes,...
Using the potassium-argon laser experiment (KArLE) to date ancient, low-K chondritic meteorites
Fanny Cattani, Barbara A. Cohen, Cameron Mark Mercer, Agnes J. Dahl
2023, Meteoritics & Planetary Science (MAPS) (58) 591-611
Several laboratories have been investigating the feasibility of in situ K-Ar dating for use in future landing planetary missions. One drawback of these laboratory demonstrations is the insufficient analogy of the analyzed analog samples with expected future targets. We present the results obtained using the K-Ar...
