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...
Rupture scenarios for the 3 June 1770 Haiti earthquake
Susan E. Hough, Stacey S. Martin, Steeve Symithe, Richard W. Briggs
2023, Bulletin of the Seismological Society of America (113) 157-185
The 2010 M 7.0 Haiti earthquake provided the impetus to reconsider historical earthquakes in Hispaniola (Bakun et al., 2012). That earthquake also shed new light on complex fault systems along Haiti’s southern peninsula (Douilly et al., 2013; Saint Fleur et al., 2015). Recently, the 2021 M 7.2 Nippes earthquake...
The effect of scent lures on detection is not equitable among sympatric species
Marlin M. Dart, Lora B. Perkins, Jonathan A. Jenks, Gary Hatfield, Robert Charles Lonsinger
2023, Wildlife Research (50) 190-200
Context: Camera trapping is an effective tool for cost-efficient monitoring of species over large temporal and spatial scales and it is becoming an increasingly popular method for investigating wildlife communities and trophic interactions. However, camera trapping targeting rare and elusive species can be hampered by low detection rates, which can decrease...
Predicted uranium and radon concentrations in New Hampshire (USA) groundwater—Using Multi Order Hydrologic Position as predictors
Richard B. Moore, Kenneth Belitz, Joseph D. Ayotte, Terri L. Arnold, Laura Hayes, Jennifer B. Sharpe, J. Jeffrey Starn
2023, Journal of the American Water Resources Association (59) 127-145
Two radioactive elements, uranium (U) and radon (Rn), which are of potential concern in New Hampshire (NH) groundwater, are investigated. Exceedance probability maps are tools to highlight locations where the concentrations of undesirable substances in the groundwater may be elevated. Two forms of statistical analysis are...
A global catalog of calibrated earthquake locations
Eric A. Bergman, Harley M. Benz, William L. Yeck, Ezgi Karasözen, E. Robert Engdahl, Abdolreza Ghods, Gavin P. Hayes, Paul S. Earle
2023, Seismological Research Letters (94) 485-495
We produced a globally distributed catalog of earthquakes and nuclear explosions with calibrated hypocenters, referred to as the Global Catalog of Calibrated Earthquake Locations (GCCEL). This dataset currently contains 18,782 events in 289 clusters with >3.2 million arrival times observed at 19,258 stations. The term “calibrated” refers to the property...
Microbiomes associated with avian malaria survival differ between susceptible Hawaiian honeycreepers and sympatric malaria-resistant introduced birds
Amanda K Navine, Kristina L. Paxton, Eben H. Paxton, Patrick J. Hart, Jeffrey T. Foster, Nancy McInerney, Robert C. Fleischer, Elin Videvall
2023, Molecular Ecology (32) 6659-6670
Of the estimated 55 Hawaiian honeycreepers (subfamily Carduelinae) only 17 species remain, nine of which the International Union for Conservation of Nature considers endangered. Among the most pressing threats to honeycreeper survival is avian malaria, caused by the introduced blood parasite Plasmodium relictum, which is...
Structural properties of the Southern San Andreas fault zone in northern Coachella Valley from magnetotelluric imaging
Pieter-Ewald Share-MacParland, Jared R. Peacock, Steve C. Constable, Frank L. Vernon, Shunguo Wang
2023, Geophysical Journal International (232) 694-704
The Southern San Andreas fault (SSAF) poses one of the largest seismic risks in California. Yet, there is much ambiguity regarding its deeper structural properties around Coachella Valley, in large part due to the relative paucity of everyday seismicity. Here, we image a multistranded section of the SSAF using...
Engaging stakeholders to develop a decision support model of conservation risk and management capacity to prioritize investments in Bull Trout recovery
William R. Brignon, M. Brian Davis, Stephanie Gunkel, Jason B. Dunham, Michael H. Meeuwig, Chris S Allen, Shaun Clements
2023, North American Journal of Fisheries Management (43) 821-838
Rarely are sufficient resources available to support the full suite of management actions to promote recovery of a species across their entire distribution. Decision support models are a tool that can inform natural resource management decisions with consideration of the perspectives from a variety of stakeholders who work across large...
Development of a companion questionnaire for “Did You Feel It?”: Assessing response in earthquakes where an earthquake early warning may have been received
James D. Goltz, David J. Wald, Sara K. McBride, Robert Michael deGroot, Jolie Breeden, Ann Bostrom
2023, Earthquake Spectra (39) 434-453
Earthquake early warning (EEW) systems are relatively new technologies having first emerged as regional systems in the 1990s. Japan was the first nation to develop and implement a nationwide system in October 2007, and in the United States, ShakeAlert® became available on the entire length of the US West Coast in...
Range-wide sources of variation in reproductive rates of northern spotted owls
Jeremy T. Rockweit, Julianna M Jenkins, James E. Hines, James D. Nichols, Katie M. Dugger, Alan B. Franklin, Peter C. Carlson, William L. Kendall, Damon B. Lesmeister, Christopher McCafferty, Steven H. Ackers, L. Steven Andrews, Larissa Bailey, Jesse Burgher, Kenneth P. Burnham, Tara E. Chestnut, Mary M Conner, Raymond J. Davis, Krista E. Dilione, Eric D. Forsman, Elizabeth M. Glenn, Scott A. Gremel, Keith A. Hamm, Dale R. Herter, J. Mark Higley, Rob B. Horn, David W Lamphear, Trent L. McDonald, Janice A Reid, Carl J. Schwarz, David C. Simon, Stan G Sovern, James K. Swingle, David Wiens, Heather Wise, Charles B. Yackulic
2023, Ecological Applications (33)
We conducted a range-wide investigation of the dynamics of site level reproductive rate of northern spotted owls using survey data from 11 study areas across the sub-species geographic range collected during 1993–2018. Our analytical approach accounted for imperfect detection of owl pairs and misclassification of successful...
Assessing population genomic structure and polyploidy: A crucial step for native plant restoration
Bryce A. Richardson, Robert Massatti, Nurul Islam-Faridi, Skylar Johnson, Francis F. Kilkenny
2023, Restoration Ecology (31)
Establishing an effective restoration program requires baseline genetic information to make sound decisions for seed increase and transfer. For many plants this information is lacking, especially among native forbs that are critical for pollinator health. Erigeron speciosus is a widespread, perennial forb occupying montane environments in the western United States and Canada....
The global seismographic network reveals atmospherically coupled normal modes excited by the 2022 Hunga Tonga eruption
Adam T. Ringler, Robert Anthony, Rick Aster, T. Taira, Brian Shiro, David C. Wilson, S. H. De Angelis, C. Ebeling, Matthew M. Haney, R. Matoza, H. Ortiz
2023, Geophysical Journal International (232) 2160-2174
The eruption of the submarine Hunga Tonga-Hunga Haʻapai (Hunga Tonga) volcano on 15 January 2022, was one of the largest volcanic explosions recorded by modern geophysical instrumentation. The eruption was notable for the broad range of atmospheric wave phenomena it generated and for their unusual coupling with the oceans...
The Curiosity Rover’s exploration of Glen Torridon, Gale crater, Mars: An overview of the campaign and scientific results
Kristen A. Bennett, Valerie K. Fox, Alexander Bryk, William E. Dietrich, Christopher M. Fedo, Lauren A. Edgar, Michael T. Thorpe, Amy Williams, Gregory M. Wong, Erwin Dehouck, Amy McAdam, Brad Sutter, Maeva Millan, Steven Banham, Candice C. Bedford, Thomas F. Bristow, Abigail A. Fraeman, Ashwin R. Vasavada, John P. Grotzinger, Lucy Thompson, Catherine O’Connell-Cooper, Patrick J. Gasda, Amanda Rudolph, Robert Sullivan, Ray E. Arvidson, Agnes Cousin, Briony H. N. Horgan, Kathryn M. Stack, Allan H. Treiman, Jennifer Eigenbrode, Gwenael Caravaca
2023, JGR Planets (128)
The Mars Science Laboratory rover, Curiosity, explored the clay mineral-bearing Glen Torridon region for one martian year between January 2019 and January 2021, including a short campaign onto the Greenheugh pediment. The Glen Torridon campaign sought to characterize the geology of the area, seek evidence of habitable environments,...
Alaskan Yelloweye Rockfish fecundity revealed through an automated egg count and digital imagery method
Donald E. Arthur, Jeffrey A. Falke, Brittany J. Blain-Roth, Trent M. Sutton
2023, North American Journal of Fisheries Management (42) 828-838
Spawning stock biomass (SSB) is often used as an index for reproductive potential (RP) in fisheries stock assessments. This method assumes that mature female biomass is proportional to total egg production and implies that (1) the fecundity–length relationship follows a cubic function or (2)...
Anthropogenic landcover impacts fluvial dissolved organic matter composition in the Upper Mississippi River Basin
Derrick R. Vaughn, Anne M. Kellerman, Kimberly Wickland, Robert G. Striegl, David C. Podgorski, Jon R. Hawkings, Jaap Nienhuis, Mark Dornblaser, Edward G. Stets, Robert G. M. Spencer
2023, Biogeochemistry (164) 117-141
Landcover changes have altered the natural carbon cycle; however, most landcover studies focus on either forest conversion to agriculture or urban, rarely both. We present differences in dissolved organic carbon (DOC) concentrations and dissolved organic matter (DOM) molecular composition within Upper Mississippi River Basin low order...
An assessment of fish herding techniques: Management implications for mass removal and control of silver carp
Josey Lee Ridgway, Katelyn M. Lawson, Stephen August Shier, Robin D. Calfee, Duane Chapman
2023, North American Journal of Fisheries Management (43) 176-188
We assessed the effectiveness of herding techniques on adult Silver Carp Hypophthalmichthys molitrix in a tributary to the Missouri River. Sites (600 m) were contained using block nets and treated with one of five herding techniques: (1) a method commonly used by commercial fishers in the United States (commercial technique), (2) pulsed-DC electrofishing...
Sea otters in a California estuary: Detecting temporal and spatial dynamics with volunteer monitoring
Ron Eby, Susan Rosso, John Copriviza, Robert Scoles, Yohn Gideon, Joseph Mancino, Karl A. Mayer, Julie L. Yee, Kerstin Wasson
2022, Ecosphere (13)
Volunteer monitoring can support conservation of imperiled wildlife, by providing higher resolution data in space and time than those available from professional scientists. However, concerns have been raised that data collected by amateurs are inaccurate or inconsistent and thus do not allow for robust detection of spatial or temporal trends....
Characterization of a small population of the orangeblack Hawaiian damselfly (Megalagrion xanthomelas) in anchialine pools at Kaloko-Honokōhau National Historical Park, Hawai‘i Island
Robert W. Peck, Sarah Nash
2022, Proceedings of the Hawaiian Entomological Society (54) 93-109
The endangered orangeblack Hawaiian damselfly (Megalagrion xanthomelas) is a lowland inhabitant of freshwater and brackish wetland environments. Formerly one of the most widely distributed native insects in Hawai‘i, it now appears restricted to small populations on the islands of O‘ahu, Moloka‘i, Maui, and Hawai‘i. On Hawai‘i island, anchialine pools provide...
Environmental implications of Ptolemaic Period rodents and shrews from the Sacred Falcon Necropolis at Quesna, Egypt (Mammalia: Muridae and Soricidae)
Neal Woodman, Salima Ikram, Joanne Rowland
2022, BMC Ecology and Evolution (22)
BackgroundAssemblages of mummified and preserved animals in necropoleis of Ptolemaic Period Egypt (ca. 332–30 BC) document some aspects of the ceremonial and religious practices of the ancient Egyptians, but study of these animal remains can also provide insight into the local environments in which the animals and humans...
Biofouling of a unionid mussel by dreissenid mussels in nearshore zones of the Great Lakes
James H. Larson, Sean Bailey, Mary Anne Evans
2022, Ecology and Evolution (12)
In North America, native unionid mussels are imperiled due to factors such as habitat degradation, pollution, and invasive species. One of the most substantial threats is that posed by dreissenid mussels, which are invasive mussels that attach to hard substrates including unionid shells and can restrict movement and feeding of...
The economic costs of chronic wasting disease in the United States
Scott J. Chiavacci
2022, PLoS ONE (17)
Cervids are economically important to a wide range of stakeholders and rights holders in the United States. The continued expansion of chronic wasting disease (CWD), a fatal neurodegenerative disease affecting wild and farmed cervids, poses a direct and indirect threat to state and federal government agency operations and cervid related...
Divergent responses of butterflies and bees to burning and grazing management in tallgrass prairies
Julia B. Leone, Nora P. Pennarola, Jennifer Larson, Karen Oberhauser, Diane L. Larson
2022, Ecology and Evolution (12)
Butterflies and bees contribute significantly to grassland biodiversity and play important roles as pollinators and herbivores. Grassland conservation and management must be seen through the lens of insect conservation and management if these species are to thrive. In North America, grasslands are a product...
Zinc on the edge—Isotopic and geophysical evidence that cratonic edges control world-class shale-hosted zinc-lead deposits
David L. Huston, David C. Champion, Karol Czarnota, Jingming Duan, Matthew Hutchens, Suzanne Paradis, Mark Hoggard, Bryant Ware, George M. Gibson, Michael P. Doublier, Karen D. Kelley, Anne E. McCafferty, Nathan Hayward, Fred Richards, Svetlana Tessalina, Graham Carr
2022, Mineralium Deposita (58) 707-729
The North Australian Zinc Belt is the largest zinc-lead province in the world, containing three of the ten largest known individual deposits (HYC, Hilton-George Fisher, and Mount Isa). The Northern Cordillera in North America is the second largest zinc-lead province, containing a further two of the world’s top ten deposits...
Can we avert an Amazon tipping point? The economic and environmental costs
Onil Banerjee, Martin Cicowiez, Marcia N. Macedo, Ziga Malek, Peter H. Verburg, Sean Goodwin, Renato Vargas, Ludmila Rattis, Kenneth J. Bagstad, Paulo M. Brando, Michael T. Coe, Christopher Neill, Octavio Damiani Marti, Josue Avila Murillo
2022, Environmental Research Letters (17)
The Amazon biome is being pushed by unsustainable economic drivers towards an ecological tipping point where restoration to its previous state may no longer be possible. This degradation is the result of self-reinforcing interactions between deforestation, climate change and fire. We assess the economic, natural capital and...
Understory structure and heterospecifics influence the occupancy of a ground-nesting species of conservation concern, the Canada Warbler
Gordon W. Dimmig, Christopher T. Rota, Petra B. Wood, Christopher M. Lituma
2022, Avian Conservation and Ecology (17)
Forest structure and composition in eastern U.S. forests are changing because of forest regeneration after farmland abandonment, less frequent occurrence of severe disturbances, and climate change. Some of these changes may disproportionally affect birds that rely on gap dynamics or other forest canopy disturbances to create understory habitat. The Canada...
