Search Results - "Ramsey, David S. L"

Refugia and connectivity sustain amphibian metapopulations afflicted by disease by Heard, Geoffrey W, Thomas, Chris D, Hodgson, Jenny A, Scroggie, Michael P, Ramsey, David S. L, Clemann, Nick, Bradshaw, Corey

“…Metapopulation persistence in fragmented landscapes depends on habitat patches that can support resilient local populations and sufficient connectivity between…”
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Unexpected consequences of control: competitive vs. predator release in a four‐species assemblage of invasive mammals by Ruscoe, Wendy A., Ramsey, David S. L., Pech, Roger P., Sweetapple, Peter J., Yockney, Ivor, Barron, Mandy C., Perry, Mike, Nugent, Graham, Carran, Roger, Warne, Rodney, Brausch, Chris, Duncan, Richard P.

“…Ecology Letters (2011) 14: 1035–1042 Invasive species are frequently the target of eradication or control programmes to mitigate their impacts. However,…”
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Quantifying Eradication Success: the Removal of Feral Pigs from Santa Cruz Island, California by RAMSEY, DAVID S. L., PARKES, JOHN, MORRISON, SCOTT A.

“…A major challenge facing pest-eradication efforts is determining when eradication has been achieved. When the pest can no longer be detected, managers have to…”
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Inferring the distribution and demography of an invasive species from sighting data: the red fox incursion into Tasmania by Caley, Peter, Ramsey, David S L, Barry, Simon C

“…A recent study has inferred that the red fox (Vulpes vulpes) is now widespread in Tasmania as of 2010, based on the extraction of fox DNA from predator scats…”
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Predicting Ecosystem Wide Impacts of Wallaby Management Using a Fuzzy Cognitive Map by Dexter, Nick, Ramsey, David S. L., MacGregor, Christopher, Lindenmayer, David

“…At Booderee National Park, south-eastern Australia, the intensive control of the introduced red fox (Vulpes vulpes) resulted in a major increase in the…”
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Management of bovine tuberculosis in brushtail possums in New Zealand: predictions from a spatially explicit, individual-based model by Ramsey, David S. L., Efford, Murray G.

“…1. Bovine tuberculosis Mycobacterium bovis (Tb) in brushtail possums Trichosurus vulpecula in New Zealand continues to pose a threat to the livestock industry…”
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Foxes are now widespread in Tasmania: DNA detection defines the distribution of this rare but invasive carnivore by Sarre, Stephen D., MacDonald, Anna J., Barclay, Candida, Saunders, Glen R., Ramsey, David S. L.

“…1. Invasive vertebrate species are a world-wide threat to biodiversity and agricultural production. The presence of foxes, one of the most damaging invasive…”
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Forecasting eradication of bovine tuberculosis in Michigan white-tailed deer by Ramsey, David S. L., O'brien, Daniel J., Cosgrove, Melinda K., Rudolph, Brent A., Locher, Alexandra B., Schmitt, Stephen M.

“…Bovine tuberculosis (bTB) caused by Mycobacterium bovis infection in Michigan white-tailed deer (Odocoileus virginianus) has proven resistant to current…”
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Early fish growth varies in response to components of the flow regime in a temperate floodplain river by TONKIN, ZEB D, KING, ALISON J, ROBERTSON, ALISTAR I, RAMSEY, DAVID S.L

“…1. The biological productivity of floodplain rivers is intimately related to their flow regimes and it has been proposed that fish production should be linked…”
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Wetland characteristics influence disease risk for a threatened amphibian by Heard, Geoffrey W, Scroggie, Michael P, Clemann, Nick, Ramsey, David S. L

“…Identifying determinants of the probability and intensity of infections is important for understanding the epidemiology of wildlife diseases, and for managing…”
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Density-dependent effects of a widespread invasive herbivore on tree survival and biomass during reforestation by Forsyth, David M, Scroggie, Michael P, Arthur, Anthony D, Lindeman, Michael, Ramsey, David S. L, McPhee, Steven R, Bloomfield, Tim, Stuart, Ivor G

“…Reforestation has been widely adopted as a solution to multiple global change issues. However, the role of herbivory by invasive species in the restoration of…”
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Control history, longitude and multiple abiotic and biotic variables predict the abundances of invasive brushtail possums in New Zealand forests by Forsyth, David M., Ramsey, David S. L., Perry, Mike, McKay, Meredith, Wright, Elaine F.

“…The factors affecting variation in the abundances of invasive mammal species have seldom been evaluated at large spatial scales. We used data collected in a…”
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Estimating Population Density From Presence–Absence Data Using a Spatially Explicit Model by RAMSEY, DAVID S. L., CALEY, PETER A., ROBLEY, ALAN

“…Presence–absence (detection/non-detection) data are routinely collected in wildlife studies where identification of individuals is impossible or impractical…”
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Comparative Epidemiology of Rabbit Haemorrhagic Disease Virus Strains from Viral Sequence Data by Pacioni, Carlo, Hall, Robyn N, Strive, Tanja, Ramsey, David S L, Gill, Mandev S, Vaughan, Timothy G

“…Since their introduction in 1859, European rabbits ( ) have had a devastating impact on agricultural production and biodiversity in Australia, with competition…”
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Impacts of drought and predicted effects of climate change on fish growth in temperate Australian lakes by MORRONGIELLO, JOHN R, CROOK, DAVID A, KING, ALISON J, RAMSEY, DAVID S.L, BROWN, PAUL

“…Climate change is expected to negatively impact many freshwater environments due to reductions in stream-flow and increases in temperature. These conditions,…”
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Landscape and local influences on patterns of reptile occurrence in grazed temperate woodlands of southern Australia by Brown, Geoff W., Dorrough, Josh W., Ramsey, David S.L.

“…► We investigated local and landscape influences on reptiles in agri-ecosystems. ► Reptiles have experienced an overall decline. ► Reptiles are influenced by…”
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Rapid eradication of feral pigs ( Sus scrofa) from Santa Cruz Island, California by Parkes, John P., Ramsey, David S.L., Macdonald, Norman, Walker, Kelvin, McKnight, Sean, Cohen, Brian S., Morrison, Scott A.

“…Eradication of invasive alien species from islands is often necessary to protect native biota. The rapidity in which eradication projects are implemented can…”
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Baiting and Feeding Revisited: Modeling Factors Influencing Transmission of Tuberculosis Among Deer and to Cattle by Cosgrove, Melinda K, O'Brien, Daniel J, Ramsey, David S L

“…Although tuberculosis caused by (bTB) is endemic in white-tailed deer ( ) in northeastern Michigan, USA, baiting and feeding of deer continue despite a…”
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Detecting rare carnivores using scats: Implications for monitoring a fox incursion into Tasmania by Ramsey, David S. L., Barclay, Candida, Campbell, Catriona D., Dewar, Elise, MacDonald, Anna J., Modave, Elodie, Quasim, Sumaiya, Sarre, Stephen D.

“…The ability to detect the incursion of an invasive species or destroy the last individuals during an eradication program are some of the most difficult aspects…”
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Unexpected consequences of control: competitive vs. predator release in a four-species assemblage of invasive mammals by Ruscoe, Wendy A., Ramsey, David S. L., Pech, Roger P., Sweetapple, Peter J., Yockney, Ivor, Barron, Mandy C., Perry, Mike, Nugent, Graham, Carran, Roger, Warne, Rodney, Brausch, Chris, Duncan, Richard P.

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