The leopard seal as a barometer of climate warming Presentation by Tracey Rogers With support from: ...
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Transcript of The leopard seal as a barometer of climate warming Presentation by Tracey Rogers With support from: ...
The leopard seal as a barometer of climate warming
Presentation by Tracey Rogers
With support from:
www.tallpoppies.net.au
The tall poppy is a metaphor for excellence and symbolises Australia’s pride in its outstanding achievers – in all fields.
AMMRC 2007
AMMRC
• Director• Australian Marine Mammal Research
Centre (University of NSW/ ZPB)• 22 programs• Evolution & Ecology Research Centre
UNSW
AMMRC
Australia
Dr T. Rogers
Australia
AMMRC
Top-order predators
UK
Chile
Ms I. Hebel
Mosses & lichens
Germany
ClicOPEN
GermanyProf D. Abele
Climate Change Western Antarctic
Peninsula
Brazil
Netherlands
USA
Dr I. Overeem
Sediment analysis
Belgium
Dr C. De Broyer
Data management
Netherlands
France
UK
Poland
Germany
Brazil
MexicoSouth Africa
Germany
Chile
DRAKE BIOSEAS
ArgentinaDr V. Andrea
biodiversity & human impacts
CAML
Australia
Prof M. Stoddart
Census of Antarctic Marine Life
Brazil Ukraine
ItalyIndia
UK
New Zealand
RussiaPoland
USA
France
Norway
CanadaUSA
Argentina
Dr G. Ferreyra
Plankton
UK
Australia
Italy
Prof. G. di Prisco
Evolution & biodiversity in the Antarctic
Germany
Netherlands
SpainProf A. Eraso
Spain
Glacier networks
Norway
Korea
Italy
France
Uruguay
Impacts of climate change
Detection Threshold Distance (r)
Source Level (SL)
Transmission Loss (TL)
Background noise (NL)
Predict survey area
13C Prey Location 15N Prey Trophic Position
7
8
9
10
11
14-Sep-98
03-Nov-98
01-Jan-99
05-Feb-99
16-Mar-99
01-May-99
24-Jun-99
28-Aug-99
19-Nov-99
12-Mar-00
20-Aug-00
16-Dec-01
Date
15 N
(‰
)
-24
-23
-22
-21
-20
13 C
(‰
)
Today
784 species extinct65 are only in captivity
16,119 threatened
2006 IUCN Red List Threatened Species