OCN0100 - Knowledge

2016

SKEMA BACHELOR

LERINS BIODIVERSITE

LERINS BIODIVERSITÉ

KICK-OFF MEETING

SKEMA Bachelor - C. Mocquet

Christophe Mocquet, PhD

The archipelago

2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

The archipelago

Lerins Kick-off meeting

LERINS BIODIVERSITE

2016

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LERINS BIODIVERSITE

Method

•

Operations at Sea
2016

SKEMA Bachelor – Lerins Kick-off meeting

METHOD

Lerins Kick-off meeting

LERINS BIODIVERSITÉ

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6

2016

2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

Method
•

Operations at Sea

7
Operations at Sea Route Fall 2015
SK4
Maxime
Thibaut
Margo

latitude
SK4_1
SK4_2
SK4_3
SK4_4
SK4_5
SK4_6
SK4_7

SK4_8
SK4_9
SK4_10

43°31'04"N
43°31'09"N
43°31'14"N
43°31'18"N
43°31'25"N
43°31'20"N
43°31'18"N
43°31'19"N
43°31'22"N
43°31'25"N

longitude

7° 02'03"E
7° 02'04"E
7° 02'00"E

7° 01'54"E
7° 01'58"E
7° 02'05"E
7° 02'13"E
7° 02'22"E
7° 02'27"E
7° 02'33"E

starting time
11.00
11.30
12.00
12.30
13.30
14.00
14.30
15.00
15.30
16.00

EMERGENCY CALL: 112
C1: 06 21 19 95 59
C2: 06 63 97 01 78

2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

Method
•

Operations at Sea

1 – 3m

parallel to the shoreline

9

LERINS BIODIVERSITÉ

RESULTS

SKEMA Bachelor – Lerins Kickoff meeting

2016

3m

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Operations at Sea

Sandy shallow area

LERINS BIODIVERSITE

Method
•

Operations at Sea

Rocky bottoms

2016
Lerins Kick-off meeting

•

11
2016

Method

Lerins Kick-off meeting

LERINS BIODIVERSITE

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Results
•

Biodiversity at Lerins

2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

– … is not the same everywhere

Rocks
Sand
Seagrass (posidonia…)
Corraligenous

Results
•

Biodiversity at Lerins

2016

LERINS BIODIVERSITE

13

Lerins Kick-off meeting

Detritic (silt…)

– … is not the same everywhere

Different substrates aroud the islands

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Results

•

Biodiversity at Lerins

2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

– … is not the same everywhere

Results
•

Biodiversity at Lerins

2016

LERINS BIODIVERSITE

15

Lerins Kick-off meeting

Greater at Sainte Marguerite

– … is not the same everywhere

Greater on hard bottoms (rocks)

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2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

Results
•

Biodiversity at Lerins

8
6
0

2

4

Richness

10

12

14

– … is not the same everywhere

Few

Some
Algae Coverage

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Lerins Kick-off meeting

LERINS BIODIVERSITE

Results
•

Large

2016

Greater on hard bottoms with algae

Biodiversity at Lerins
– … is not the same everywhere

d

Greater in transparent waters

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2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

Results
•

Evolution of our indicators
– Richness

10
8
6
4
2

Global richness
0
2012

2013

2014

2015

19
2016

No significant evolution observed since 2012

Lerins Kick-off meeting

LERINS BIODIVERSITE

Results
•

Evolution of our indicators
– Indicator species

50%

40%

30%

20%

10%

Girelle paon
0%
2012

Indicator of warming waters

2013

2014

2015

20

2016
Lerins Kick-off meeting

LERINS BIODIVERSITE

Results
•

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.

50%
Caulerpa taxifolia
Caulerpa racemosa

40%

30%

20%

10%

Caulerpes
0%
2012

2013

2014

2015

21
2016

Observation of invasive species decreased since 2012

Lerins Kick-off meeting

LERINS BIODIVERSITE

Results
•

Evolution of our indicators
– Indicator species

Grande
nacre

Oursin
violet
50%

50%

40%

40%

30%

30%

20%

20%

10%

10%
0%

0%
2012

2013

2014

2015

2012

Grandes nacres are indicators of ecosystem good health

2013

2014

2015

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2016

SKEMA Bachelor – Lerins Kickoff meeting

LERINS BIODIVERSITÉ

WHAT’S NEXT?

2016

23

Lerins Kick-off meeting

LERINS BIODIVERSITE

What’s next
•

Save the dates!
Master
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

Bachelor
students

Important: Operations at sea are weather-dependant and may be postponed
to the following week-end.
Please save the three whole week-ends from 26/09 to 09/10.

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