Sea/Ocean |
Bay of Biscay Celtic Sea |
Ports |
Port of departure : Brest (France)
Port of return : Brest (France)
|
Limits |
North |
South |
West |
East |
52.0 |
43.3 |
-11.3 |
1.0 |
|
Project |
Fisheries Information System (FIS) |
Scientific Authority |
SCIENCES ET TECHNOLOGIES HALIEUTIQUES - PLOUZANÉ Centre Ifremer Bretagne ZI Pointe du Diable 29280 Plouzané +33 (0)2 98 22 43 66 |
Participating bodie(s) |
IFREMER, MNHN, PELAGIS (Université de La Rochelle), CEDRE, UMR BOREA (Unive |
Discipline(s) |
- PHYSICAL OCEANOGRAPHY
- BIOLOGICAL OCEANOGRAPHY
- ENVIRONMENT
- FISHERIES
- CHEMICAL OCEANOGRAPHY
Code |
Label |
Quantity |
PI |
B02 |
Phytoplankton pigments (eg chloroph On CTD |
46 stations |
HURET Martin |
B09 |
Zooplankton Vertical sampling with WP2 plancton net (200 µm mesh size) on some of the trawl stations, zoocam identification and counting |
32 stations |
ROMAGNAN Jean-Baptiste |
B13 |
Eggs & larvae en route sampling with CUFES. zoocam identification and counting |
- |
ROMAGNAN Jean-Baptiste |
B14 |
Pelagic fish Bathypelagic trawl samples for monitoring the micronecton between 800 and 3000m deep |
6 hauls |
GARREN François |
B14 |
Pelagic fish Bottom trawl sampling with GOV 36/47 (20mm mesh in codend), 30 minutes hauls at 3.5 knots; identification of all captured fish |
151 hauls |
LAFFARGUE Pascal |
B18 |
Zoobenthos Bottom trawl sampling with GOV 36/47 (20mm mesh in codend), 30 minutes hauls at 3.5 knots; identification, weighing and measurement of all captured fish and biological samples to determine the age of the fish (otoliths, scales, illicium) and for a restricted list of species |
151 hauls |
LAFFARGUE Pascal |
B19 |
Demersal fish Bottom trawl sampling with GOV 36/47 (20mm mesh in codend), 30 minutes hauls at 3.5 knots; identification, weighing and measurement of all captured fish and biological samples to determine the age of the fish (otoliths, scales, illicium) and for a restricted list of species |
151 hauls |
LAFFARGUE Pascal |
B20 |
Molluscs Bottom trawl sampling with GOV 36/47 (20mm mesh in codend), 30 minutes hauls at 3.5 knots; identification of all captured molluscs |
151 hauls |
LAFFARGUE Pascal |
B21 |
Crustaceans Bottom trawl sampling with GOV 36/47 (20mm mesh in codend), 30 minutes hauls at 3.5 knots; identification of all captured crustaceans |
151 hauls |
LAFFARGUE Pascal |
B25 |
Birds Visual observation, identification and counting of species during transits |
- |
SPITZ Jérôme |
B26 |
Mammals & reptiles Visual observation, identification and counting of species during transits |
- |
SPITZ Jérôme |
B90 |
Other biological/fisheries meas. Water sampling by Niskin bottles from the bathysonde near the bottom in order to recover the samples necessary for e-DNA type analyzes |
15 stations |
ALBOUY Camille |
G012 |
Sediment dredge Samples from the Rallier du Baty dredge were taken from LEG1 and 2 in order to sample the epi- and endo- macrofauna. This operation was carried out on only part of the stations in the survey with 2 to 3 replicates per station. |
78 deployments |
LAFFARGUE Pascal |
G08 |
Bottom photography Transects of 20 minutes at the speed of 1 knot with the PAGURE sledge recording photos and video of the bottom on the trawling stations |
46 dives |
LAFFARGUE Pascal |
G73 |
Single-beam echosounding |
- |
GARREN François |
G74 |
Multi-beam echosounding Multi-beam echosounder (ME70) recording during transits for biomass assessment of pelagic fish and zooplankton |
- |
DORAY Mathieu |
G74 |
Multi-beam echosounding ME70 series of parallel profiles recording bathymetry and reflectivity on trawl stations |
37 surveys |
LAFFARGUE Pascal |
H09 |
Water bottle stations 3-level sampling in the water column (surface, median, bottom), filtrations for chlorophyll measurements, organic matter and nutrients. |
46 stations |
HURET Martin |
H10 |
CTD stations Vertical profiles with the SBE 19 bathysonde recording the following variables: CTD, fluorimetry, turbidity, O2, pH, PAR, particles (LOPC) |
46 stations |
HURET Martin |
H11 |
Subsurface meas. underway (T,S) Continuous measurements by R/V Thalassa sensors |
- |
LAFFARGUE Pascal |
H21 |
Oxygen On CTD |
46 stations |
HURET Martin |
H22 |
Phosphate |
22 stations |
GARREN François |
H24 |
Nitrate |
22 stations |
GARREN François |
H25 |
Nitrite |
22 stations |
GARREN François |
H26 |
Silicate |
22 stations |
GARREN François |
H28 |
pH On CTD |
46 stations |
HURET Martin |
H71 |
Surface measurements underway (T,S) |
- |
GARREN François |
H76 |
Ammonia |
22 stations |
GARREN François |
P01 |
Suspended matter |
46 stations |
GARREN François |
P90 |
Other contaminant measurements Sampling of microplastics with the MANTA surface sledge |
22 hauls |
LE MOIGNE Morgan |
|
Positionning system |
Geodetic system : WORLD GEODETIC SYSTEM 1984 = WGS84
Positioning system : GPS différentiel
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