La Tour du Valat

Article

If a bird calls, will we detect it? Factors that can influence the detectability of calls on automated recording units in field conditions

Abby Thomas, Auteur ; Peter Speldewinde, Auteur ; J. Dale Roberts, Auteur ; Allan H. Burbidge, Auteur ; Sarah Comer, Auteur

Dans Emu - Austral Ornithology (120(3) July, 2020)

Automated recording units (ARUs) are an integral instrument in a broad range of applications such as invasive species management, behavioural studies, and environmental impact assessments. They have become particularly important in conservation [...]

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Article

Assessing the spatial ecology and resource use of a mobile and endangered species in an urbanized landscape using satellite telemetry and DNA faecal metabarcoding

Christine Groom, Auteur ; Nicole E. White, Auteur ; Nicola Mitchell, Auteur ; J. Dale Roberts, Auteur ; Peter Mawson, Auteur

Dans Ibis (159(2) avril 1, 2017)

The conservation of highly mobile species presents challenges to managers for assessment of threats to survival, given the difficulties in locating and observing such species. Here we evaluate satellite telemetry, DNA faecal metabarcoding and tr[...]

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Article

The influence of uncertainty on conservation assessments: Australian frogs as a case study

Graeme R. Gillespie, Auteur ; Michael P. Scroggie, Auteur ; J. Dale Roberts, Auteur ; Harold G. Cogger, Auteur ; Michael J. Mahony, Auteur ; Keith R. McDonald, Auteur

Dans Biological Conservation (144(5) MAY 2011)

We evaluated the influence of uncertainty, based on variation in expert opinion, on assessment of conservation status of Australian amphibians. We examined relationships between different biological variables and inferred relative extinction ris[...]

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Article

Do global models predicting environmental suitability for the amphibian fungus, Batrachochytrium dendrobatidis, have local value to conservation managers?

Karen Riley, Auteur ; Oliver F. Berry, Auteur ; J. Dale Roberts, Auteur

Dans Journal of Applied Ecology (50(3) JUN 2013)

The amphibian chytrid fungus Batrachochytrium dendrobatidis is a major cause of frog declines globally. Two recent Maxent models predict high environmental suitability for B.dendrobatidis in south-western Australia despite severe summer drought [...]

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Article

Using community observations to predict the occurrence of malleefowl (Leipoa ocellata) in the Western Australian wheatbelt

Blair Parsons, Auteur ; Jeff Short, Auteur ; J. Dale Roberts, Auteur

Dans Biological Conservation (142(2) FEB 2009)

The Malleefowl is a ground-dwelling bird species that has declined in distribution and abundance in Australia since European settlement. These declines have been exacerbated in the Western Australian wheatbelt by the extensive clearing of native[...]

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