Learning from arid and urban aquatic ecosystems to inform more sustainable and resilient futures
Lauren McPhillips, Marta Berbes-Blazquez, Rebecca Hale, Tamara K Harms, Vanya Bisht, Lilana Caughman, Sandra Clinton, Elizabeth Cook, Xiaoli Dong, Jennifer Edmonds, Sarah Gergel, Rosa Gomez, Kristina G. Hopkins, David Iwaniec, Yeowon Kim, Amanda Kuhn, Libby Larson, David Bruce Lewis, Eugenia Marti, Monica M. Palta, W. John Roach, Lin Ye
2023, Journal of Hydrology (616)
The hydrology and aquatic ecology of arid environments has long been understudied relative to temperate regions. Yet spatially and temporally intermittent and ephemeral waters characterized by flashy hydrographs typify arid regions that comprise a substantial proportion of the Earth. Additionally, drought, intense storms, and human...
Assessment of resource potential from mine tailings using geostatistical modeling for compositions: A methodology and application to Katherine Mine site, Arizona, USA
C. Ozgen Karacan, Oktay Erten, Josep Antoni Martin-Fernandez
2023, Journal of Geochemical Exploration (245)
The mining industry, in most cases, targets a specific valuable commodity that is present in small quantities within large volumes of extracted material. After milling and processing, most of the extracted material and the effluents are stored as waste (tailings) in impoundments, such as dams or waste dumps, or...
Differential hypoxia tolerance of eastern oysters from the northern Gulf of Mexico at elevated temperature
Nicholas Coxe, Sandra M. Casas, Danielle A. Marshall, Megan K. La Peyre, Morgan W. Kelly, Jerome F. La Peyre
2023, Journal of Experimental Marine Biology and Ecology (559)
Increasing prevalence of hypoxia in shallow waters of U.S. Gulf of Mexico (GoM) estuaries can pose a serious threat to eastern oysters (Crassostrea virginica). Their tolerance to hypoxia, however, is not well characterized, especially at elevated temperatures (>30 °C) typical of GoM estuaries in summer. Moreover, it is unknown whether differences in hypoxia tolerance exist between GoM oyster populations growing in estuaries...
Can spatial food web subsidies associated with river hydrology and lateral connectivity be detected using stable isotopes?
Kirk O. Winemiller, Marcelo C. Andrade, Caroline C. Arantes, Thethela Bokhutlo, Luke Max Bower, Eduardo R. Cunha, Friedrich W. Keppeler, Edwin O. Lopez-Delgado, Yasmin Quintana, David E. Saenz, Kevin B. Mayes, Clint R. Robertson
2023, Food Webs (34)
During and following lateral connections, aquatic organisms residing in the river channel may assimilate material from sources imported from oxbows, and oxbow residents may consume and assimilate material imported from the channel. Hydrology, lateral connectivity, and stable isotope ratios of fishes and mussels were analyzed for evidence of spatial food web subsidies between the...
Burmese python size and reproduction: Fact vs fiction
Mark Robert Sandfoss
2023, Newsletter
We’ve probably all heard rumors about monster 25-foot snakes or baby pythons emerging from under neighbors houses year-round, but what is fact vs fiction? To help us sort truth from myth, invasive pythons that were removed from the Everglades and surrendered to the National Park Service (NPS) were scientifically investigated...
Porosity, strength, and alteration – Towards a new volcano stability assessment tool using VNIR-SWIR reflectance spectroscopy
Gabor Kereszturi, Michael J. Heap, Lauren N. Schaefer, Herlan Darmawan, Frances M. Deegan, Ben M. Kennedy, Jean-Christophe Komorowski, Stuart Mead, Marina Rosas-Carbajal, Amy Ryan, Valentin R. Troll, Marlene C. Villeneuve, Thomas R. Walter
2023, Earth and Planetary Science Letters (602)
Volcano slope stability analysis is a critical component of volcanic hazard assessments and monitoring. However, traditional methods for assessing rock strength require physical samples of rock which may be difficult to obtain or characterize in bulk. Here, visible to shortwave infrared (350–2500 nm; VNIR–SWIR) reflected...
Understanding local adaptation to prepare populations for climate change
Mariah H. Meek, Erik A. Beever, Soraia Barbosa, Sarah W. Fitzpatrick, Nicholas K. Fletcher, Cinnamon S. Mittan-Moreau, Brendan N. Reid, Shane C. Campbell-Staton, Nancy Green, Jessica J. Hellmann
2023, BioScience (73) 36-47
Adaptation within species to local environments is widespread in nature. Better understanding this local adaptation is critical to conserving biodiversity. However, conservation practices can rely on species’ trait averages or can broadly assume homogeneity across the range to inform management. Recent methodological advances for studying local adaptation provide the...
Impeding access to tributary spawning habitat and releasing experimental fall-timed floods increases brown trout immigration into a dam's tailwater
Brian D. Healy, Charles Yackulic, Robert C. Schelly
2023, Canadian Journal of Fisheries and Aquatic Sciences (80) 614-627
River ecosystems have been altered by flow regulation and species introductions. Regulated flow regimes often include releases designed to benefit certain species or restore ecosystem processes, and invasive species suppression programs may include efforts to restrict access to spawning habitat. The impacts of these management interventions are...
Longitudinal analyses of catch-at-age data for reconstructing year-class strength, with an application to lake trout (Salvelinus namaycush) in the main basin of Lake Huron
Ji X. He, Andrew Edgar Honsey, David F. Staples, James R. Bence, Tracy L. Claramunt
2023, Canadian Journal of Fisheries and Aquatic Sciences (80) 183-194
We investigated using longitudinal models to reconstruct year-class strength (YCS) from catch-at-age data, with an example application to lake trout (Salvelinus namaycush) in the main basin of Lake Huron. The best model structure depended on the age range used for model implementation. The YCS trajectory from the...
Using fiber-optic distributed temperature sensing in fisheries applications: An example from the Ozark Highlands
Skylar L. Wolf, Dusty A. Swedberg, Evan P. Tanner, Samuel D. Fuhlendorf, Shannon K. Brewer
2023, Fisheries Research (258)
Studies of thermal selection by organisms, including fishes, are common and provide data that are useful for conservation and management. Advances in temperature sensing technology have improved these studies; however, the benefits of new technology (e.g., increased accuracy and greater deployment...
Bioavailability of dissolved organic matter varies with anthropogenic landcover in the Upper Mississippi River Basin
Derrick R. Vaughn, Anne M. Kellerman, Kimberly Wickland, Robert G. Striegl, David C. Podgorski, Jon R. Hawkings, Jaap H. Nienhuis, Mark M. Dornblaser, Edward G. Stets, Robert G.M. Spencer
2023, Water Research (229)
Anthropogenic conversion of forests and wetlands to agricultural and urban landcovers impacts dissolved organic matter (DOM) within streams draining these catchments. Research on how landcover conversion impacts DOM molecular level composition and bioavailability, however, is lacking. In the Upper Mississippi River Basin (UMRB), water from...
Towards a unified drag coefficient formula for quantifying wave energy reduction by salt marshes
Ling Zhu, Q. Chen, Yan Ding, Navid H. Jafari, Hongqing Wang, Bradley D. Johnson
2023, Coastal Engineering (180)
Coastal regions are susceptible to increasing flood risks amid climate change. Coastal wetlands play an important role in mitigating coastal hazards. Vegetation exerts a drag force to the flow and dampens storm surges and wind waves. The prediction of wave attenuation by...
A 1.8 million year history of Amazon vegetation
Andrea K. Kern, Thomas K. Akabane, Jaqueline Q. Ferreira, Cristiano M. Chiessi, Debra A. Willard, Fabricio Ferreira, Allan O. Sanders, Cleverson G. Silva, Catherine Rigsby, Francisco W. Cruz, Gary S. Dwyer, Sherilyn C. Fritz, Paul A. Baker
2023, Quaternary Science Reviews (299)
During the Pleistocene, long-term trends in global climate were controlled by orbital cycles leading to high amplitude glacial-interglacial variability. The history of Amazonian vegetation during this period is largely unknown since no continuous record from the lowland basin extends significantly beyond the last glacial stage. Here we present a...
The Far-Field imprint of the late Paleozoic Ice Age, its demise, and the onset of a dust-house climate across the Eastern Shelf of the Midland Basin, Texas
Neil Patrick Griffis, Neil Tabor, Daniel Stockli, Lisa Stockli
2023, Gondwana Research (115) 17-36
The late Paleozoic is a period of pronounced climatic and tectonic change, characterized by the onset and disappearance of continental-scale glaciers across polar Gondwana, the formation of Pangea, and widespread large igneous province volcanism. The low-latitude equatorial tropics are assumed to be places of persistent...
Vegetative buffer strips show limited effectiveness for reducing antibiotic transport in surface runoff
Adam H. Moody, Robert N. Lerch, Keith W. Goyne, Stephen H. Anderson, David Mendoza-Cozatl, David A. Alvarez
2023, Journal of Environmental Quality (52) 137-148
Vegetative buffer strips (VBS) have been demonstrated to effectively reduce loads of sediment, nutrients, and herbicides in surface runoff, but their effectiveness for reducing veterinary antibiotic (VA) loads in runoff has not been well documented. The objective of this study was to determine the effectiveness of...
Hawaiian waterbird movement across a developed landscape
Eben H. Paxton, Kristina L. Paxton, Martha Kawasaki, P. Marcos Gorresen, Charles B. van Rees, Jared G. Underwood
2023, Journal of Wildlife Management (87)
A key component for biologists managing mobile species is understanding where and when a species occurs at different locations and scaling management to fit the spatial and temporal patterns of movement. We established an automated radio-telemetry tracking network to document multi-year movement in 2016–2018 of 3...
Vein-type gold formation during late extensional collapse of the Eastern Desert, Egypt: the Gidami deposit
Basem Zoheir, Ryan J. McAleer, Matthew Steele-MacInnis, Armin Zeh, Wyatt M. Bain, Spencer Poulette
2023, Mineralium Deposita (58) 681-706
Orogenic gold deposits, though construed to focused fluid flow during orogenesis, commonly post-date the main accretionary events. Several lines of evidence indicate that orogenic gold formation in the Arabian–Nubian Shield continued through the orogen collapse stage and associated rapid exhumation and thermal re-equilibration. The Gidami gold deposit in the Eastern...
Addressing detection uncertainty in Bombus affinis (Hymenoptera: Apidae) surveys can improve inferences made from monitoring
Clint Otto, Alma Schrage, Larissa L. Bailey, John Michael Mola, Tamara A. Smith, Ian Pearse, Stacy C. Simanonok, Ralph Grundel
2023, Environmental Entomology (52) 108-118
The U.S. Fish and Wildlife Service developed national guidelines to track species recovery of the endangered rusty patched bumble bee [Bombus affinis Cresson (Hymenoptera: Apidae)] and to investigate changes in species occupancy across space and time. As with other native bee monitoring efforts, managers have specifically acknowledged the need to address...
Density surface and excursion sets modeling as an approach to estimating population densities
Richard J. Camp, Chauncey K. Asing, Paul C. Banko, Lainie Berry, Kevin W. Brinck, Chris Farmer, Ayesha Genz
2023, Journal of Wildlife Management (87)
Effective species management and conservation require knowledge of species distribution and status. We used point-transect distance sampling surveys of the endangered palila (Loxioides bailleui), a honeycreeper currently found only on the Island of Hawai'i, USA, to generate robust estimates of total abundance and simultaneously model the distribution, abundance, and spatial...
Geophysical data provide three dimensional insights into porphyry copper systems in the Silverton caldera, Colorado, USA
Eric D. Anderson, Douglas Yager, Maria Deszcz-Pan, Bennett Eugene Hoogenboom, Brian D. Rodriguez, Bruce Smith
2023, Ore Geology Reviews (152)
The Silverton caldera in southwest Colorado, USA hosts polymetallic veins and pervasively altered rocks indicative of porphyry copper systems. Nearly a kilometer of erosion has exposed multiple levels of the hydrothermal systems from shallow lithocaps down to quartz-sericite-pyrite veins. New airborne electromagnetic and magnetic survey data are integrated with previous...
Impact of SARS-CoV-2 vaccination of children ages 5–11 years on COVID-19 disease burden and resilience to new variants in the United States, November 2021–March 2022: A multi-model study
Rebecca K. Borchering, Luke C Mullany, Emily Howerton, Matteo Chinazzi, Claire P. Smith, Michelle Qin, Nicholas G. Reich, Lucie Contamin, John Levander, J. Kerr, J. Espino, Harry Hochheiser, Kaitlin Lovett, Matt Kinsey, Kate Tallaksen, Shelby Wilson, Lauren Shin, Joseph Lemaitre, Juan Dent Hulse, Joshua Kaminsky, Elizabeth C. Lee, Alison Hill, Jessica Davis, Kunpeng Mu, Xinyue Xiong, Ana Pastore y Piontti, Alessandro Vespignani, Ajitesh Srivastava, Przemyslaw Porebski, Srini Venkatramanan, Aniruddha Adiga, Bryan Lewis, Brian Klahn, Joseph Outten, Benjamin Hurt, Jiangzhuo Chen, Henning Mortveit, Amanda Wilson, Madhav Marathe, Stefan Hoops, Parantapa Bhattacharya, Dustin Machi, Shi Chen, Rajib Paul, Daniel Janies, Jean-Claude Thill, Marta Galanti, Teresa Yamana, Sen Pei, Jeffrey L. Shaman, Guido Espana, Sean Cavany, Sean Moore, Alex Perkins, Jessica Healy, Rachel B. Slayton, Michael A Johansson, Matthew Biggerstaff, Katriona Shea, Shaun Truelove, Michael C. Runge, Cecile Viboud, Justin Lessler
2023, The Lancet Regional Health - Americas (17)
BackgroundThe COVID-19 Scenario Modeling Hub convened nine modeling teams to project the impact of expanding SARS-CoV-2 vaccination to children aged 5–11 years on COVID-19 burden and resilience against variant strains.MethodsTeams contributed state- and national-level weekly projections of cases,...
Automatic recorders monitor wolves at rendezvous sites: do wolves adjust howling to live near humans?
Vicente Palacios, Barbara Marti-Domken, Shannon Barber-Meyer, Bilal Habib, Jose Vicente Lopez-Bao, Douglas W. Smith, Daniel R. Stahler, Emilio Jose Garcia, Victor Sazatornil, L. David Mech
2023, Biodiversity and Conservation (23) 363-383
We used automatic sound recorders to study spontaneous vocalizations of wild wolves during the pup-rearing season around rendezvous sites from 24 wolf packs in six study areas across North America, Asia, and Europe. Between 2018 and 2021, for a total of 1225 pack-days, we recorded 605...
A near four-decade time series shows the Hawaiian Islands have been browning since the 1980s
Austin Madson, Monica Dimson, Lucas Fortini, Kapua Kawelo, Tamara Tickin, Matt Keir, Chunyu Dong, Zhimin Ma, David W Beilman, Kelly Kay, Jonathan Pando Ocon, Erica Gallerani, Stephanie Pau, Thomas W Gillespie
2023, Environmental Management (71) 965-980
The Hawaiian Islands have been identified as a global biodiversity hotspot. We examine the Normalized Difference Vegetation Index (NDVI) using Climate Data Records products (0.05 × 0.05°) to identify significant differences in NDVI between neutral El Niño-Southern Oscillation years (1984, 2019) and significant long-term changes over the entire...
Accounting for spatial heterogeneity in visual obstruction in line-transect distance sampling of gopher tortoises
Heather E. Gaya, Lora L. Smith, Clinton T. Moore
2023, Journal of Wildlife Management (87)
Line-transect distance sampling (LTDS) surveys are commonly used to estimate abundance of animals or objects. In terrestrial LTDS surveys of gopher tortoise (Gopherus polyphemus) burrows, the presence of ground-level vegetation substantially decreases detection of burrows of all sizes, but no field or analytical methods exist to control for spatially heterogeneous...
Animal tracing with sulfur isotopes: Spatial segregation and climate variability in Africa likely contribute to population trends of a migratory songbird
Vojtech Brlik, Petr Prochazka, Bengt Hansson, Craig A. Stricker, Elizabeth Yohannes, Rebecca L Powell, Michael B. Wunder
2023, Journal of Animal Ecology (92) 1320-1331
Climatic conditions affect animals but range-wide impacts at the population level remain largely unknown, especially in migratory species. However, studying climate–population relationships is still challenging in small migrants due to a lack of efficient and cost-effective geographic tracking method.Spatial distribution patterns of environmental stable isotopes (so called ‘isoscapes’) generally...
