Sea/Ocean |
North Sea English Channel |
Ports |
Port of departure : Boulogne (France)
Port of return : Boulogne (France)
|
Limits |
North |
South |
West |
East |
55.1 |
49.8 |
-0.2 |
8.1 |
|
Project |
INTERNATIONAL BOTTOM TRAWL SURVEY (IBTS) - FRANCE |
Scientific Authority |
HALIEUTIQUE MANCHE MER DU NORD - BOULOGNE-SUR-MER Centre Ifremer Manche Mer du Nord 150 quai Gambetta 62200 Boulogne-sur-Mer +33 (0)3 21 99 56 00 https://manchemerdunord.ifremer.fr/ |
Participating bodie(s) |
CIEM |
Discipline(s) |
- PHYSICAL OCEANOGRAPHY
- BIOLOGICAL OCEANOGRAPHY
- FISHERIES
Code |
Label |
Quantity |
PI |
B02 |
Phytoplankton pigments (eg chloroph |
138 stations |
VERIN Yves |
B08 |
Phytoplankton |
139 stations |
ANTAJAN Elvire |
B09 |
Zooplankton |
139 stations |
ANTAJAN Elvire |
B13 |
Eggs & larvae Fish larvae (MIK net) and Fish eggs sampler (continuous) |
306 stations |
LOOTS Christophe |
B19 |
Demersal fish Bottom trawling |
62 stations |
VERIN Yves |
B25 |
Birds Pelagis La Rochelle - Seabird observations |
1 |
VERIN Yves |
B26 |
Mammals & reptiles Pelagis La Rochelle - Marine mammal observation |
1 |
VERIN Yves |
G73 |
Single-beam echosounding |
1 |
VERIN Yves |
H09 |
Water bottle stations |
139 stations |
VERIN Yves |
H10 |
CTD stations Bathysonde Seabird SBE19 |
138 stations |
ANTAJAN Elvire |
H16 |
Transparency (eg transmissometer) |
138 stations |
VERIN Yves |
H17 |
Optics (eg underwater light levels) |
138 stations |
VERIN Yves |
H21 |
Oxygen |
138 stations |
VERIN Yves |
H22 |
Phosphate |
96 stations |
VERIN Yves |
H24 |
Nitrate |
96 stations |
VERIN Yves |
H25 |
Nitrite |
96 stations |
VERIN Yves |
H26 |
Silicate |
96 stations |
VERIN Yves |
H71 |
Surface measurements underway (T,S) |
1 |
VERIN Yves |
H76 |
Ammonia |
139 stations |
VERIN Yves |
M06 |
Routine standard measurements |
1 |
VERIN Yves |
P01 |
Suspended matter |
135 stations |
VERIN Yves |
P90 |
Other contaminant measurements Manta net for microplastic sampling |
1 |
VERIN Yves |
|
Summary of measurements |
- -Bottom trawl stations to calculate abundance index for commercial fish species.
-Larval Mik net stations to calculate herrring and sprat larval index. -Continuous fish eggs samples. -Hydrological measurment, Phyto and zooplancton sampling. -Micro plastic sampling (Manta net). -Sea birds and marine mammals observation.
|
Positionning system |
Geodetic system : WORLD GEODETIC SYSTEM 1984 = WGS84
Positioning system : GPS différentiel
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