SKEMA BACHELOR
LERINS BIODIVERSITE
Christophe Mocquet, PhD
SK
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2016
KICK
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OFF MEETING
The archipelago
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LERINS BIODIVERSITE
The archipelago
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L
ERINS
B
IODIVERSITÉ
METHOD
2016
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LERINS BIODIVERSITE
Method
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Operations at Sea
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Method
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Operations at Sea
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latitude
longitude
starting time
SK4_1
43°31'04"N
7° 02'03"E
11.00
SK4_2
43°31'09"N
7° 02'04"E
11.30
SK4_3
43°31'14"N
7° 02'00"E
12.00
SK4_4
43°31'18"N
7° 01'54"E
12.30
SK4_5
43°31'25"N
7° 01'58"E
13.30
SK4_6
43°31'20"N
7° 02'05"E
14.00
SK4_7
43°31'18"N
7° 02'13"E
14.30
SK4_8
43°31'19"N
7° 02'22"E
15.00
SK4_9
43°31'22"N
7° 02'27"E
15.30
SK4_10
43°31'25"N
7° 02'33"E
16.00
Operations at Sea
Route Fall 2015
SK4
Maxime
Thibaut
Margo
LERINS BIODIVERSITE
Method
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–
3m
parallel to the shoreline
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Operations at Sea
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3m
L
ERINS
B
IODIVERSITÉ
RESULTS
2016
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Method
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Operations at Sea
Sandy shallow area
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LERINS BIODIVERSITE
Method
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Operations at Sea
Rocky bottoms
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LERINS BIODIVERSITE
Rocks Sand
Seagrass (posidonia…) Corraligenous Detritic (silt…)
Results
•
Biodiversity at Lerins
… is not the same everywhere
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LERINS BIODIVERSITE
Results
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Biodiversity at Lerins
… is not the same everywhere
Different substrates aroud the islands
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Results
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Biodiversity at Lerins
… is not the same everywhere
Greater at Sainte Marguerite
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LERINS BIODIVERSITE
Results
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Biodiversity at Lerins
… is not the same everywhere
Greater on hard bottoms (rocks)
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LERINS BIODIVERSITE
Results
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Biodiversity at Lerins
… is not the same everywhere
Few Some Large
0
2
4
6
8
10
12
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Algae Coverage
R
ich
n
e
ss
Greater on hard bottoms with algae
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LERINS BIODIVERSITE
Results
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Biodiversity at Lerins
… is not the same everywhere
d
Greater in transparent waters
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Results
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Evolution of our indicators
Richness
Global richness
0 2 4 6 8 10
2012 2013 2014 2015
No significant evolution observed since 2012
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LERINS BIODIVERSITE
Results
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Evolution of our indicators
Indicator species
Girelle paon
0% 10% 20% 30% 40% 50%
2012 2013 2014 2015
Indicator of warming waters
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LERINS BIODIVERSITE
Results
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Evolution of our indicators
Indicator species
La partie de l'image avec l'ID de
relation rId2 n'a pas été trouvée dans
le fichier.
Caulerpes
0% 10% 20% 30% 40% 50%2012 2013 2014 2015 Caulerpa taxifolia Caulerpa racemosa
Observation of invasive species decreased since 2012
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LERINS BIODIVERSITE
Results
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Evolution of our indicators
Indicator species
Oursin
violet
Grande
nacre
0% 10% 20% 30% 40% 50%2012 2013 2014 2015
0% 10% 20% 30% 40% 50%
2012 2013 2014 2015
Grandes nacres are indicators of ecosystem good health
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L
ERINS
B
IODIVERSITÉ
WHAT’S NEXT?
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LERINS BIODIVERSITE
What’s next
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Save the dates!
Master
students
Bachelor
students
September 12
Kick-off meeting
September 24-25
Training day at Lérins
September 26
Training at SK
October 1-2
Operations at Sea
October 10
Debriefing at SK
And then
Data analysis / com
Important: Operations at sea are weather
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dependant and may be postponed
to the following week
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end.
Please save the three whole week
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ends from 26/09 to 09/10.
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