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Euan Ritchie, Deakin University, [email protected] @EuanRitchie1 Diana Fisher, University of Queensland, [email protected] Reflections on northern quolls and data

Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

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Understanding current mechanisms of extinction using population models for the northern quoll, Dasyurus hallucatus across tropical Australia. Euan Ritchie and Diana Fisher ACEAS Grand 2014

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Page 1: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

Euan Ritchie, Deakin University, [email protected] @EuanRitchie1

Diana Fisher, University of Queensland, [email protected]

Reflections on northern quolls and data

Page 2: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

A rare and endangered species

Page 3: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

Scale and geographic representation

Page 4: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

Data mismatches

Page 5: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

Different study objectives = data missing

Source: Department of Parks and Wildlife, W.A.

Page 6: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

Different survey methods and approaches

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Page 7: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014

What has been achieved?

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• Population-level datasets and estimates from 15 locations spanning northern Australia

• >4500 individual records of northern quolls for distribution modeling

• Life history data assembled from a subset of populations

Page 8: Extinction of Northern Quoll. Euan Ritchie ACEAS Grand 2014