Sea/Ocean |
Bay of Biscay Celtic Sea |
Ports |
Port of departure : Brest (France)
Port of return : Brest (France)
|
Limits |
North |
South |
West |
East |
52.3 |
43.3 |
-12.0 |
-1.0 |
|
Project |
HALIEUTIC RESOURCES ASSESSMENT-WEST EUROPE (EVHOE) |
Scientific Authority |
SCIENCES ET TECHNOLOGIES HALIEUTIQUES - LORIENT 8 rue François Toullec 56100 Lorient +33(0)2 97 87 38 00 |
Participating bodie(s) |
IFREMER, APECS, MNHN, PELAGIS, CNRS |
Discipline(s) |
- PHYSICAL OCEANOGRAPHY
- BIOLOGICAL OCEANOGRAPHY
- ENVIRONMENT
- FISHERIES
- CHEMICAL OCEANOGRAPHY
Code |
Label |
Quantity |
PI |
B02 |
Phytoplankton pigments (eg chloroph |
47 stations |
DUHAMEL Erwan |
B09 |
Zooplankton Vertical sampling with WP2 plancton net (200 ?m mesh size) on trawl stations, zoocam identification and counting |
34 stations |
ROMAGNAN Jean-Baptiste |
B13 |
Eggs & larvae en route sampling with CUFES. zoocam identification and counting |
- |
ROMAGNAN Jean-Baptiste |
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 |
156 hauls |
LAFFARGUE Pascal |
B14 |
Pelagic fish Bathypelagic trawl sampling |
6 hauls |
DUHAMEL Erwan |
B18 |
Zoobenthos Bottom trawl sampling with GOV 36/47 (20mm mesh in codend), 30 minutes hauls at 3.5 knots; identification and weighing of all captured invertebrates |
156 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 |
156 hauls |
LAFFARGUE Pascal |
B20 |
Molluscs 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 commercial molluscs |
156 hauls |
LAFFARGUE Pascal |
B21 |
Crustaceans 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 commercial crustaceans |
156 hauls |
LAFFARGUE Pascal |
B25 |
Birds Visual observation, identification and counting of species during transits |
- |
DOREMUS Ghislain |
B26 |
Mammals & reptiles Visual observation, identification and counting of species during transits |
- |
DOREMUS Ghislain |
D90 |
Other physical oceanographic meas. |
- |
DUHAMEL Erwan |
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 |
52 hauls |
LAFFARGUE Pascal |
G73 |
Single-beam echosounding |
- |
DUHAMEL Erwan |
G74 |
Multi-beam echosounding ME70 series of parallel profiles recording bathymetry and reflectivity on trawl stations |
32 surveys |
LAFFARGUE Pascal |
G74 |
Multi-beam echosounding Multi-beam echosounder (ME70) recording during transits for biomass assessment of pelagic fish and zooplankton |
- |
DORAY Mathieu |
H09 |
Water bottle stations 3-level sampling in the water column (surface, median, bottom), filtrations for chlorophyll measurements, organic matter and nutrients. |
47 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) |
47 stations |
HURET Martin |
H11 |
Subsurface meas. underway (T,S) Continuous measurements by R/V Thalassa sensors |
- |
LAFFARGUE Pascal |
H17 |
Optics (eg underwater light levels) |
47 stations |
DUHAMEL Erwan |
H21 |
Oxygen |
47 stations |
DUHAMEL Erwan |
H22 |
Phosphate |
45 stations |
DUHAMEL Erwan |
H24 |
Nitrate |
45 stations |
DUHAMEL Erwan |
H25 |
Nitrite |
45 stations |
DUHAMEL Erwan |
H26 |
Silicate |
45 stations |
DUHAMEL Erwan |
H28 |
pH |
47 stations |
DUHAMEL Erwan |
H71 |
Surface measurements underway (T,S) |
- |
DUHAMEL Erwan |
H76 |
Ammonia |
45 stations |
DUHAMEL Erwan |
P01 |
Suspended matter |
47 stations |
DUHAMEL Erwan |
P90 |
Other contaminant measurements Sampling of microplastics with the MANTA surface sledge |
28 hauls |
LE MOIGNE Morgan |
|
Positionning system |
Geodetic system : WORLD GEODETIC SYSTEM 1984 = WGS84
Positioning system : GPS cinématique
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