EXtreme ecosystem studies in the deep OCEan:
Technological Developments :
EXOCET/D
P.-M. Sarradin, J. Sarrazin, J.F. Cadiou et al
EUROPEAN Project
FP6, STREP, Specific programme:
Integrating and Strengthening the European Research Area,
Priority thematic area : GLOBAL CHANGE AND ECOSYSTEMS,
FP6-GOCE-CT-2003-505342 36 months, January 2004ISOPE, Toulon, May 2004
Institute Person in charge Country
1 Ifremer P.M. Sarradin Fr
2 AWI E. Sauter De
3 Instituto do Mar R. Serrao Santos Pt
4 Instituto Superior Technico A. Pascoal Pt
5 UPMC B. Shillito Fr
7 CNRS DR17 F. Zal Fr
7 Cardiff University A. Schultz UK
8 Heriot-Watt Univ. D. Lane UK
9Centro de Investigacao
Technologica do AlgarveH. du Buf Pt
10 Univ. Bremen C. Waldmann De
11 SeeByte Ltd A. Cormack UK
12 Systea srl L. Sanfilippo It
13 Capsum Gmbh M. Masson De
The EXOCET/D consortium
ISOPE, Toulon, May 2004
To develop, implement and test specific instruments
aimed at
exploring, describing, quantifying and monitoring
biodiversity in deep-sea fragmented habitats
(depths : up to 6000 m).
patchy faunal distribution (1 to 100 m²)
strong environmental constraints
tight relationships organisms / environment
Project objectives (1)
ISOPE, Toulon, May 2004
Emission of reduced fluids (H2S, CH4…)
Peculiar topographic structures
Massive organic input
Deep corals (Caracole 2001)
Cold seeps (Biozaire 2002)
Hydrothermal vents (HOPE99)
Hydrothermal vents (ATOS 2001)ISOPE, Toulon, May 2004
Project objectives (2)
Project objectives (3)
ISOPE, Toulon, May 2004
Site studies (a cruise)o spatial investigationo hour/day temporal scale
Long term approacho month to year
Project planning
ISOPE, Toulon, May 2004
Phase 2004 2005 2006
Development
Tools/platforms integration
Test, demonstration
WP2 video imagery, image scaling and measurements, automatic image analysis,
To set up a complete methodology to make a projective 3D reconstruction of small-scale scenes from underwater video imagery,
To design a long-term imaging module,
To develop a macrophotography module
PICO 98
Victor 6000
ISOPE, Toulon, May 2004
S. Durand et al., (2002) CBM, 43:235
WP2 acoustic imagery
to evaluate the potential of using sonar data to study deep-sea community changes and to explore their complementarity with video imagery
ISOPE, Toulon, May 2004
bottomclassification
WP3 in situ analysis of habitat chemical and physical components;
Adaptation of existing « sensors »,
Second version of the Alchimist in situ analysernitrates, Fe, H2S
Optimisation of the Capsum Methane sensor,
Optimisation of the « Medusa » fluid flowmeter
Design of a water sampler
Alchimist, HOPE99
Flowmeter, ATOS2001Water sampler
ISOPE, Toulon, May 2004
WP4 quantitative sampling of macro- and micro organisms,
in vivo experiments
Optimal sampling of deep-sea micro- and macroorganisms,
Improved in vivo experimental conditions on board research ships, at in situ pressure.
PERISCOP : isobaric sampling cell
DESEARES : respirometer system Ipocamp, ATOS 2001
K. Takai et al, 2003, FEMS
ISOPE, Toulon, May 2004
AISICS : in situ instrumented bacterial colonisation device
WP5 Tool integration on European submersibles
Interface specifications and tools sharing, ROV, AUV, submersibles and benthic stations
Integration on prototype structure and ROV / AUV
ISOPE, Toulon, May 2004
ADELIE software (Ifremer)
Mosaic realized with MATISSE software (Ifremer)
WP6 Data integration
Georeference and visualize images, sampling and sensor data at a sub-metric scale 3D GIS;
Integrate and visualise temporal data
ISOPE, Toulon, May 2004
WP7 Demonstration action
Organise subsystem testing during the project
Organise demonstration actions in contrasted ecosystems
MoMARETO cruise proposal, 2006
ISOPE, Toulon, May 2004
Ifremer 20 days, MoMAR zonePourquoi pas ? / Victor6000
Lucky Strike
1700mMoMARETO, 2006
ISOPE, Toulon, May 2004
Technical validation of EXOCET/D tools
Scientific testing and validation
Studying the response of hydrothermal species to their environment
at two temporal scales
- micro variations of the habitat (hour/ day)
- observatory scale (month/ year)
Site studies
First long term ASSEM based observatory
MoMAR project