| Sea/Ocean |
Bay of Biscay (GOLFE DE GASCOGNE) |
| Ports |
Port of departure : La Rochelle (France)
Port of return : La Rochelle (France)
|
| Scientific Authority |
IFREMER STATION DE LA ROCHELLE-L'HOUMEAU Place du Séminaire BP 7 17137 L'HOUMEAU +33 (0)5 46.50.94.40 |
| Participating bodie(s) |
ISTPM LABORATOIRE DE LA ROCHELLE |
| Discipline(s) |
- METEOROLOGY
- BIOLOGICAL OCEANOGRAPHY
- PHYSICAL OCEANOGRAPHY
| Code |
Label |
Quantity |
PI |
| B19 |
Demersal fish |
38 specimens |
GUICHET Roger |
| B65 |
Exploratory fishing |
38 |
GUICHET Roger |
| B90 |
Other biological/fisheries meas. Traits de chalut |
38 hauls |
GUICHET Roger |
| D90 |
Other physical oceanographic meas. Mesures isolees de T en surface |
76 measurements |
GUICHET Roger |
| M06 |
Routine standard measurements |
8 measurements |
GUICHET Roger |
|
| Summary of measurements |
- -Hydrology: isolated measurements of surface temperature at the beginning and end of trawling.
-Sampling: 38 trawling stations with a duration of 30 minutes.
-Work: counting and weighing, measurements, evaluation of yields.
-PRELIMINARY RESULTS.
-Abundance estimates for Group O obtained during this cruise give a weighted average index of 88.9.
-Compared with the indices of previous years, it is at the same level as for 1979 and 1981.
-The values obtained over the last 6 years are as follows: 1977: 53.3; 1978: 58.1; 1979: 83.3; 1980: 55.0; 1981: 86.8; 1982: 88.9.
|
| Positionning system |
Geodetic system : VALEUR INDEFINIE
|
|
