Observed changes in phenology across the USA: A regional review for the 2013 National Climate Assessment, Hawaii and Pacific Islands Regional Information Sheet
Stacey A. Leicht-Young, Carolyn A.F. Enquist, Jake F. Weltzin
2013, Report
This is one in a series of eight, geographic region-focused information sheets that summarizes documented changes in plant and animal phenology over the past century across the United States. This summary is based on long-term studies (10 years or more) published in the primary scientific literature since 2001. A forthcoming...
Observed changes in phenology across the USA: A regional review for the 2013 National Climate Assessment, Northeast Regional Information Sheet
Stacey A. Leicht-Young, Carolyn A.F. Enquist, Jake F. Weltzin
2013, Report
This is one in a series of eight, geographic region-focused information sheets that summarizes documented changes in plant and animal phenology over the past century across the United States. This summary is based on long-term studies (10 years or more) published in the primary scientific literature since 2001. A forthcoming...
Modeling sediment accumulation in North American playa wetlands in response to climate change, 1940-2100
Lucy Burris, Susan K. Skagen
2013, Climatic Change (117) 69-83
Playa wetlands on the west-central Great Plains of North America are vulnerable to sediment infilling from upland agriculture, putting at risk several important ecosystem services as well as essential habitats and food resources of diverse wetland-dependent biota. Climate predictions for this semi-arid area indicate reduced precipitation which may alter rates...
Observed changes in phenology across the USA: A regional review for the 2013 National Climate Assessment, Southwest Regional Information Sheet
Stacey A. Leicht-Young, Carolyn A.F. Enquist, Jake F. Weltzin
2013, Report
This is one in a series of eight, geographic region-focused information sheets that summarizes documented changes in plant and animal phenology over the past century across the United States. This summary is based on long-term studies (10 years or more) published in the primary scientific literature since 2001. A forthcoming...
Burial and exhumation of temperate bedrock reefs as elucidated by repetitive high-resolution sea floor sonar surveys: Spatial patterns and impacts to species' richness and diversity
Curt D. Storlazzi, Theresa A. Fregoso, Jared D. Figurski, Jan Freiwald, Steve I. Lonhart, David P. Finlayson
2013, Continental Shelf Research (55) 40-51
To understand how chronic sediment burial and scour contribute to variation in the structure of algal and invertebrate communities on temperate bedrock reefs, the dynamics of the substrate and communities were monitored at locations that experience sand inundation and adjacent areas that do not. Co-located benthic scuba-transect surveys and high-resolution...
Observed changes in phenology across the USA: A regional review for the 2013 National Climate Assessment, Alaska and the Arctic Regional Information Sheet
Stacey A. Leicht-Young, Carolyn A.F. Enquist, Jake F. Weltzin
2013, Report
This is one in a series of eight, geographic region-focused information sheets that summarizes documented changes in plant and animal phenology over the past century across the United States. This summary is based on long-term studies (10 years or more) published in the primary scientific literature since 2001. A forthcoming...
Vegetation classification and mapping, Vicksburg National Military Park, Mississippi
Chris Lea, Robert G. Waltermire, Carl Nordman
2013, National Park Service Natural Resource Technical Report NPS/GULN/NRTR—2013/710
Executive Summary The National Park Service (NPS) Gulf Coast Inventory and Monitoring Network, with the support of the National Park Service Vegetation Inventory completed vegetation classification and mapping for Vicksburg National Military Park (VICK), in Warren County, Mississippi, from 2004 to 2010. VICK is one of more than 250 NPS units...
Observed changes in phenology across the USA: A regional review for the 2013 National Climate Assessment, Southeast Regional Information Sheet
Stacey A. Leicht-Young, Carolyn A.F. Enquist, Jake F. Weltzin
2013, Report
This is one in a series of eight, geographic region-focused information sheets that summarizes documented changes in plant and animal phenology over the past century across the United States. This summary is based on long-term studies (10 years or more) published in the primary scientific literature since 2001. A forthcoming...
Urchins (Stronglyocentrotus spp.): Section 4.6
Nancy E. Elder
Ian M. Miller, Caitlin Shishido, Liam Antrim, C. Edward Bowlby, editor(s)
2013, Report, Climate change and the Olympic Coast National Marine Sanctuary: Interpreting potential futures. Marine Sanctuaries Conservation Series (ONMS-13-01)
Summary Increased ocean temperature in combination with changes in ocean currents may cause urchin populations to expand or be replaced by another species. Increases in ocean acidity, hypercapnia, and decreasing carbonate mineral saturation are intricately linked and have been shown to have negative impacts on all urchin life stages (pelagic larvae, juveniles...
Recent seasonal variations in arid landscape cover and aeolian sand mobility, Navajo Nation, southwestern U.S.
Amy E. Draut, Margaret Hiza Redsteer, Lee Amoroso
Liviu Giosan, Dorian Q. Fuller, Kathleen Nicoll, Rowan K. Flad, Peter D. Clift, editor(s)
2013, Book chapter, Climates, Landscapes, and Civilizations
<span data-sheets-value="{"1":2,"2":"Abstract: The socioeconomic impacts of climate change pose problems not only in devel- oping countries but also to residents of arid lands in the United States among marginalized societies with limited economic means. In the Navajo Nation, warming temperatures and recent drought have increased aeolian sediment mobility such that...
Interactive effects of wildfire, forest management, and isolation on amphibian and parasite abundance
Blake R. Hossack, Winsor H. Lowe, R. Ken Honeycutt, Sean A. Parks, P. Stephen Corn
2013, Ecological Applications (23) 479-492
Projected increases in wildfire and other climate-driven disturbances will affect populations and communities worldwide, including host–parasite relationships. Research in temperate forests has shown that wildfire can negatively affect amphibians, but this research has occurred primarily outside of managed landscapes where interactions with human disturbances could result in additive or synergistic...
Daily survival rate for nests and chicks of Least Terns (Sternula antillarum) at natural nest sites in South Carolina
Gillian L. Brooks, Felicia J. Sanders, Patrick D. Gerard, Patrick G.R. Jodice
2013, Waterbirds (36) 1-10
Although a species of conservation concern, little is known about the reproductive success of Least Terns (Sternula antillarum) throughout the southeastern USA where availability of natural beaches for nesting is limited. Daily survival rate (DSR) of nests and chicks was examined at four natural nesting sites in Cape Romain National...
Mineral of the month: Tellurium
Micheal W. George
2013, Earth (March 2013)
No abstract available....
Tamarisk: Ecohydrology of a successful plant
Pamela L. Nagler, Martin F. Quigley
Anna Sher, Martin F. Quigley, editor(s)
2013, Book chapter, Tamarix: A case study of ecological change in the American West
This chapter explores the ecohydrology of tamarisk, with particular emphasis on water use, salt tolerance, potential for salinizing flood plains, drought tolerance and rooting depths, and ecological interactions with native plants on western rivers. It presents the working hypothesis that tamarisk is adapted to water stress, with low to moderate...
Effects of Chiloquin Dam on spawning distribution and larval emigration of Lost River, shortnose, and Klamath largescale suckers in the Williamson and Sprague Rivers, Oregon
Barbara A. Martin, David A. Hewitt, Craig M. Ellsworth
2013, Open-File Report 2013-1039
Chiloquin Dam was constructed in 1914 on the Sprague River near the town of Chiloquin, Oregon. The dam was identified as a barrier that potentially inhibited or prevented the upstream spawning migrations and other movements of endangered Lost River (Deltistes luxatusChasmistes brevirostris) suckers, as well as other...
The density dilemma: limitations on juvenile production in threatened salmon populations
Annika W. Walters, Timothy Copeland, David A. Venditti
2013, Ecology of Freshwater Fish
Density-dependent processes have repeatedly been shown to have a central role in salmonid population dynamics, but are often assumed to be negligible for populations at low abundances relative to historical records. Density dependence has been observed in overall spring/summer Snake River Chinook salmon Oncorhynchus tshawytscha production, but it is not...
Conserved ontogeny of color pattern leads to the misdiagnosis of Scincid lizards of the Plestiodon skiltonianus species complex
Jackson D. Shedd, Jonathan Q. Richmond
2013, Herpetological Review (44) 417-420
No abstract available....
Nestling diets and provisioning rates of sympatric Golden-fronted and Ladder-backed Woodpeckers
Evonne L. Schroeder, Clint W. Boal, Selma N. Glasscock
2013, Wilson Journal of Ornithology (128) 188-192
We examined comparative food use and provisioning of Golden-fronted (Melanerpes aurifrons) and Ladder-backed (Picoides scalaris) woodpeckers at the Rob and Bessie Welder Wildlife Foundation Refuge, in San Patricio County, Texas. We combined video surveillance and direct observations to monitor provisioning rates and identify items delivered by adult woodpeckers to nestlings....
Suspended-sediment flux and retention in a backwater tidal slough complex near the landward boundary of an estuary
Tara L. Morgan-King, David H. Schoellhamer
2013, Estuaries and Coasts (36) 300-318
Backwater tidal sloughs are commonly found at the landward boundary of estuaries. The Cache Slough complex is a backwater tidal region within the Upper Sacramento–San Joaquin Delta that includes two features that are relevant for resource managers: (1) relatively high abundance of the endangered fish, delta smelt (Hypomesus...
Effects of plant phenology and vertical height on accuracy of radio-telemetry locations
Troy W. Grovenburg, Christopher N. Jacques, Robert W. Klaver, Christopher S. DePerno, Chad P. Lehman, Todd J. Brinkman, Kevin A. Robling, Susan P. Rupp, Jonathan A. Jenks
2013, Wildlife Biology (19) 30-40
The use of very high frequency (VHF) radio-telemetry remains wide-spread in studies of wildlife ecology and management. However, few studies have evaluated the influence of vegetative obstruction on accuracy in differing habitats with varying transmitter types and heights. Using adult and fawn collars at varying heights above the ground (0,...
Predicted effect of landscape position on wildlife habitat value of Conservation Reserve Enhancement Program wetlands in a tile-drained agricultural region
David L. Otis, William R. Crumpton, David Green, Anna Loan-Wilsey, Tom Cooper, Rex R. Johnson
2013, Restoration Ecology (21) 276-284
Justification for investment in restored or constructed wetland projects are often based on presumed net increases in ecosystem services. However, quantitative assessment of performance metrics is often difficult and restricted to a single objective. More comprehensive performance assessments could help inform decision-makers about trade-offs in services provided by alternative restoration...
Regional constraints to biological nitrogen fixation in post-fire forest communities
Stephanie Yelenik, Steven S. Perakis, David Hibbs
2013, Ecology (94) 739-750
Biological nitrogen fixation (BNF) is a key ecological process that can restore nitrogen (N) lost in wildfire and shape the pace and pattern of post-fire forest recovery. To date, there is limited information on how climate and soil fertility interact to influence different pathways of BNF in early forest succession....
A spatial mark–resight model augmented with telemetry data
Rachel Sollmann, Beth Gardner, Arielle W. Parsons, Jessica J. Stocking, Brett T. McClintock, Theodore R. Simons, Kenneth H. Pollock, Allan F. O’Connell
2013, Ecology (94) 553-559
Abundance and population density are fundamental pieces of information for population ecology and species conservation, but they are difficult to estimate for rare and elusive species. Mark-resight models are popular for estimating population abundance because they are less invasive and expensive than traditional mark-recapture. However, density estimation using mark-resight is...
Faulting within the Mount St. Helens conduit and implications for volcanic earthquakes
John S. Pallister, Katharine V. Cashman, Jonathan T. Hagstrum, Nicholas M. Beeler, Seth C. Moran, Roger P. Denlinger
2013, GSA Bulletin (125) 359-376
The 2004–2008 eruption of Mount St. Helens produced seven dacite spines mantled by cataclastic fault rocks, comprising an outer fault core and an inner damage zone. These fault rocks provide remarkable insights into the mechanical processes that accompany extrusion of degassed magma, insights that are useful in forecasting dome-forming...
Determination of Antimycin-A in water by liquid chromatographic/mass spectrometry: single-laboratory validation
Jeffry A. Bernardy, Terrance D. Hubert, Jacob M. Ogorek, Larry J. Schmidt
2013, Journal of AOAC International (96) 413-421
An LC/MS method was developed and validated for the quantitative determination and confirmation of antimycin-A (ANT-A) in water from lakes or streams. Three different water sample volumes (25, 50, and 250 mL) were evaluated. ANT-A was stabilized in the field by immediately extracting it from water into anhydrous acetone using...
