The leopard seal as a barometer of climate warming presentation by tracey rogers
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The leopard seal as a barometer of climate warming Presentation by Tracey Rogers. The tall poppy is a metaphor for excellence and symbolises Australia’s pride in its outstanding achievers – in all fields. With support from:. www.tallpoppies.net.au. AMMRC. Director

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The leopard seal as a barometer of climate warming presentation by tracey rogers l.jpg

The leopard seal as a barometer of climate warmingPresentation by Tracey Rogers

The tall poppy is a metaphor for excellence and symbolises Australia’s pride

in its outstanding achievers – in all fields.

With support from:

www.tallpoppies.net.au


Ammrc l.jpg
AMMRC

  • Director

  • Australian Marine Mammal Research Centre (University of NSW/ ZPB)

  • 22 programs

  • Evolution & Ecology Research Centre UNSW




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Calving ice-bergs

Image from Canadian Space Agency & Centre for Remote Sensing


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Krill decline

Atkinson et al. (2004) Nature 432: 100-103


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Penguin colony declines

Fraser & Hofmann (2003) Mar.Ecol.Prog.Ser. 265: 1-15


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Germany

Chile

Italy

UK

USA

Uruguay

Norway

Ms I. Hebel

Prof. G. di Prisco

Dr I. Overeem

Spain

Mosses & lichens

Evolution & biodiversity in the Antarctic

Spain

Prof A. Eraso

Sediment analysis

Glacier networks

Australia

Netherlands

Netherlands

Brazil

Korea

France

Germany

Brazil

South Africa

Argentina

Mexico

Italy

UK

Dr V. Andrea

Germany

Prof D. Abele

Australia

AMMRC

Top-order predators

Australia

DRAKE BIOSEAS

ClicOPEN

Dr T. Rogers

AMMRC

biodiversity & human impacts

Germany

Climate Change Western Antarctic Peninsula

Chile

Brazil

Ukraine

Poland

Belgium

Australia

Argentina

Dr C. De Broyer

Prof M. Stoddart

Poland

Russia

Data management

Dr G. Ferreyra

CAML

UK

USA

Plankton

Census of Antarctic Marine Life

France

Germany

France

New Zealand

Norway

Canada

USA

Netherlands

UK

Italy

India

Impacts of climate change






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Predict survey area

Source Level (SL)

Background noise (NL)

Transmission Loss (TL)

Detection Threshold Distance (r)


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Remote sensing data

  • Acoustic survey

  • ACC

  • Bathymetry

  • Ice data






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d13C Prey Location d15N Prey Trophic Position



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Today

784 species extinct

65 are only in captivity

16,119 threatened

2006 IUCN Red List Threatened Species


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Tomorrow

Thomas et al. 2004 Nature 427 145-148

18-35% species committed to extinction









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