The leopard seal as a barometer of climate warming Presentation by Tracey Rogers - PowerPoint PPT Presentation

The leopard seal as a barometer of climate warming presentation by tracey rogers l.jpg
Download
1 / 31

  • 323 Views
  • Uploaded on
  • Presentation posted in: Pets / Animals

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

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.

Download Presentation

The leopard seal as a barometer of climate warming Presentation by Tracey Rogers

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


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


Western antarctic peninsula l.jpg

Western Antarctic Peninsula


Glacial retreat l.jpg

Glacial retreat


Calving ice bergs l.jpg

Calving ice-bergs

Image from Canadian Space Agency & Centre for Remote Sensing


Krill decline l.jpg

Krill decline

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


Penguin colony declines l.jpg

Penguin colony declines

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


Impacts of climate change l.jpg

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


Top of the food chain l.jpg

Top of the food chain


Influence on habitat needs l.jpg

Influence on habitat needs


Are the seals drifting with the ice l.jpg

Are the seals drifting with the ice?


Acoustic surveys l.jpg

Acoustic surveys


Slide15 l.jpg

Predict survey area

Source Level (SL)

Background noise (NL)

Transmission Loss (TL)

Detection Threshold Distance (r)


Remote sensing data l.jpg

Remote sensing data

  • Acoustic survey

  • ACC

  • Bathymetry

  • Ice data


Morphometrics l.jpg

Morphometrics


Wap leopard seals l.jpg

WAP leopard seals


Changes in prey l.jpg

Changes in Prey?


Changes in diet l.jpg

Changes in Diet


D 13 c prey location d 15 n prey trophic position l.jpg

d13C Prey Location d15N Prey Trophic Position


Changes over the past century l.jpg

Changes over the Past Century


Today l.jpg

Today

784 species extinct

65 are only in captivity

16,119 threatened

2006 IUCN Red List Threatened Species


Thomas et al 2004 nature 427 145 148 l.jpg

Tomorrow

Thomas et al. 2004 Nature 427 145-148

18-35% species committed to extinction


Why do i care l.jpg

Why do I care?


What inspired me l.jpg

What inspired me


My plan l.jpg

My plan


Juggling life work balance l.jpg

Juggling life/work balance?


Juggling life work balance29 l.jpg

Juggling life/work balance?


Slide30 l.jpg

Thank You


Ammrc org au l.jpg

ammrc.org.au


  • Login