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Explore WARC's science publications.

Filter Total Items: 3374

Freshwater mussels of Florida

An exhaustive guide to all aspects of the freshwater mussel fauna in Florida,Freshwater Mussels of Florida covers the ecology, biology, distribution, and conservation of the many species of bivalve mollusks in the Sunshine State. In the past three decades, researchers, the public, businesses that depend on wildlife, and policy makers have given more attention to the threatened natural diversity of
Authors
James D. Williams, Robert S. Butler, Gary L. Warren, Nathan A. Johnson

Ecological implications of Laurel Wilt infestation on Everglades Tree Islands, southern Florida

There is a long history of introduced pests attacking native forest trees in the United States (Liebhold and others, 1995; Aukema and others, 2010). Well-known examples include chestnut blight that decimated the American chestnut (Castanea dentata), an extremely important tree in the eastern United States, both as a food source for wildlife and humans and for the wood; Dutch elm disease that attac
Authors
James R. Snyder

A numerical study of vegetation impact on reducing storm surge by wetlands in a semi-enclosed estuary

Coastal wetlands play a unique role in extreme hurricane events. The impact of wetlands on storm surge depends on multiple factors including vegetation, landscape, and storm characteristics. The Delft3D model, in which vegetation effects on flow and turbulence are explicitly incorporated, was applied to the semi-enclosed Breton Sound (BS) estuary in coastal Louisiana to investigate the wetland imp
Authors
Hu Kelin, Chen Qin, Hongqing Wang

Diverse coral communities in mangrove habitats suggest a novel refuge from climate change

Risk analyses indicate that more than 90% of the world's reefs will be threatened by climate change and local anthropogenic impacts by the year 2030 under "business-as-usual" climate scenarios. Increasing temperatures and solar radiation cause coral bleaching that has resulted in extensive coral mortality. Increasing carbon dioxide reduces seawater pH, slows coral growth, and may cause loss of ree
Authors
Kimberly K. Yates, Caroline S. Rogers, James J. Herlan, Gregg R. Brooks, Nathan A. Smiley, Rebekka A. Larson

Efficacy of plastic mesh tubes in reducing herbivory damage by the invasive nutria (Myocastor coypus) in an urban restoration site

The restoration of stream corridors is becoming an increasingly important component of urban landscape planning, and the high cost of these projects necessitates the need to understand and address potential ecological obstacles to project success. The nutria(Myocastor coypus) is an invasive, semi-aquatic rodent native to South America that causes detrimental ecological impacts in riparian and wetl
Authors
Trevor R. Sheffels, Mark D. Systma, Jacoby Carter, Jimmy D. Taylor

Using scenario planning to evaluate the impacts of climate change on wildlife populations and communities in the Florida Everglades

It is uncertain how climate change will impact hydrologic drivers of wildlife population dynamics in freshwater wetlands of the Florida Everglades, or how to accommodate this uncertainty in restoration decisions. Using projections of climate scenarios for the year 2060, we evaluated how several possible futures could affect wildlife populations (wading birds, fish, alligators, native apple snails,
Authors
Christopher P. Catano, Stephanie S. Romañach, James M. Beerens, Leonard G. Pearlstine, Laura A. Brandt, Kristen M. Hart, Frank J. Mazzotti, Joel C. Trexler

Population age and initial density in a patchy environment affect the occurrence of abrupt transitions in a birth-and-death model of Taylor's law

Taylor's power law describes an empirical relationship between the mean and variance of population densities in field data, in which the variance varies as a power, b, of the mean. Most studies report values of b varying between 1 and 2. However, Cohen (2014a) showed recently that smooth changes in environmental conditions in a model can lead to an abrupt, infinite change in b. To understand what
Authors
Jiang Jiang, Donald L. DeAngelis, B. Zhang, J.E. Cohen

Comparing species distribution models constructed with different subsets of environmental predictors

Aim To assess the usefulness of combining climate predictors with additional types of environmental predictors in species distribution models for range-restricted species, using common correlative species distribution modelling approaches.   Location Florida, USA   Methods We used five different algorithms to create distribution models for 14 vertebrate species, using seven different predictor set
Authors
David N. Bucklin, Mathieu Basille, Allison M. Benscoter, Laura A. Brandt, Frank J. Mazzotti, Stephanie S. Romañach, Carolina Speroterra, James I. Watling

Estimates of vital rates for a declining loggerhead turtle (Caretta caretta) subpopulation: implications for management

Because subpopulations can differ geographically, genetically and/or phenotypically, using data from one subpopulation to derive vital rates for another, while often unavoidable, is not optimal. We used a two-state open robust design model to analyze a 14-year dataset (1998–2011) from the St. Joseph Peninsula, Florida (USA; 29.748°, −85.400°) which is the densest loggerhead (Caretta caretta) nesti
Authors
Margaret M. Lamont, Ikuko Fujisaki, Raymond R. Carthy

Temporal variability of carbon and nutrient burial, sediment accretion, and mass accumulation over the past century in a carbonate platform mangrove forest of the Florida Everglades.

The objective of this research was to measure temporal variability in accretion and mass sedimentation rates (including organic carbon (OC), total nitrogen (TN), and total phosphorous (TP)) from the past century in a mangrove forest on the Shark River in Everglades National Park, USA. The 210Pb Constant Rate of Supply model was applied to six soil cores to calculate annual rates over the most rece
Authors
Josh L. Breithaupt, Joseph M. Smoak, Thomas J. Smith, Christian J. Sanders

Global research priorities to mitigate plastic pollution impacts on marine wildlife

Marine wildlife faces a growing number of threats across the globe, and the survival of many species and populations will be dependent on conservation action. One threat in particular that has emerged over the last 4 decades is the pollution of oceanic and coastal habitats with plastic debris. The increased occurrence of plastics in marine ecosystems mirrors the increased prevalence of plastics in
Authors
Amanda C. Vegter, Mário Barletta, Cathy A. Beck, José C. Borrero, Harry Burton, Marnie L. Campbell, Monica F. Costa, Marcus Eriksen, Cecilia Eriksson, Andres Estrades, Kirsten V. Gilardi, Britta D. Hardesty, Juliana A. Ivar do Sul, Jennifer L. Lavers, Bojan Lazar, Laurent Lebreton, Wallace J. Nichols, Christine A. Ribic, Peter G. Ryan, Qamar A. Schuyler, Stephen D. A. Smith, Hideshige Takada, Kathy A. Townsend, Colette C. C. Wabnitz, Chris Wilcox, Lindsay C. Young, Mark Hamann