ERAG 94

Name: ERAG 94
Start: 1994-05-15
End: 1994-06-08
Location: Bay of Biscay

Type	Oceanographic cruise
Ship	Thalassa
Ship owner	Ifremer
Dates	15/05/1994 - 08/06/1994
Chief scientist(s)	MASSE Jacques
	ÉCOLOGIE ET MODÈLES POUR L'HALIEUTIQUE Centre Ifremer de Nantes Rue de l'Ile d'Yeu BP 2105 44311 Nantes Cedex 3 +33 (0)2 40 37 41 67
DOI	10.17600/94040020
Objective	Defining the parameters which influence the distribution and abundance of adult anchovies at the maximum spawning period (June). Study of the distribution and physiological condition of plankton stages in relation to trophic conditions, physical environmental conditions and the presence of broodstock.

Sea/Ocean

Bay of Biscay

Ports

Port of departure : Concarneau (France)

Port of return : Saint-Nazaire (France)

Scientific Authority

ÉCOLOGIE ET MODÈLES POUR L'HALIEUTIQUE

Centre Ifremer de Nantes

Rue de l'Ile d'Yeu

44311 Nantes Cedex 3

+33 (0)2 40 37 41 67

Participating bodie(s)

IFREMER, ORSTOM, CNRS, Université de Bordeaux, AZTI/SIO

Discipline(s)

BIOLOGICAL OCEANOGRAPHY
FISHERIES

Code	Label	Quantity	PI
B09	Zooplankton Nb de peches planctoniques	138 hauls	MASSE Jacques
B13	Eggs & larvae	138	MASSE Jacques
B14	Pelagic fish Nb chalutages	25 hauls	MASSE Jacques
B28	Acoustic reflection on marine organ 1675 milles parcourus en acquisition	3102 kilometers	MASSE Jacques
B65	Exploratory fishing Nb chalutages	25 hauls	MASSE Jacques
B72	Biochemical meas. (eg,lipids,amino Prelevements muscles blancs sur anchois	134 samples	MASSE Jacques
B90	Other biological/fisheries meas. Anchois mesures	2754 specimens	MASSE Jacques
G73	Single-beam echosounding	-	MASSE Jacques
G74	Multi-beam echosounding	-	MASSE Jacques
H09	Water bottle stations	-	MASSE Jacques
H10	CTD stations	144 stations	MASSE Jacques
H13	Bathythermograph	-	MASSE Jacques

Summary of measurements

-Echointegration.
-Acoustic prospecting, acquisition, digitization and storing of data.
-Pelagic trawl hauls for identification.
-Analysis of catches (size and weight distribution).
-Morphometric analyses (anchovies).
-Plankton caught.
-Regular CTD stations along legs.

Location map

Data managed by SISMER

Bibliography

Publications

Puillat Ingrid , Lazure Pascal , Jegou Anne-Marie, Lampert Luis , Miller P (2004). Hydrographical variability on the French continental shelf in the Bay of Biscay, during the 1990s. Continental Shelf Research, 24(10), 1143-1163. Publisher's official version : https://doi.org/10.1016/j.csr.2004.02.008 , Open Access version : https://archimer.ifremer.fr/doc/00000/779/

Masse Jacques, Koutsikopoulos Constantin, Patty Wilhelmina (1996). The structure and spatial distribution of pelagic fish schools in multispecies clusters: An acoustic study. Ices Journal Of Marine Science, 53(2), 155-160. https://doi.org/10.1006/jmsc.1996.0016

References of Articles published in other Periodicals or Scientific Works acclaimed in the Field

Bergeron Jean-Pierre, Herbland Alain (2001). Pyruvate kinase activity as index of carbohydrate assimilation by mesozooplankton: an early field implementation in the Bay of Biscay, NE Atlantic. Journal of plankton research, 23(2), 157-163. Open Access version : https://archimer.ifremer.fr/doc/00000/452/

Masse Jacques (1996). L'écho-intégration en halieutique : étude et suivi de la distribution et de l'abondance des stocks exploités. Océanis, 22(1), 23-38.

References of Technical Reports

Motos L., Metuzals K., Uriarte A., Prouzet Patrick (1995). Evaluation de la biomasse d'anchois (Engraulis encrasicolus) dans le golfe de Gascogne en 1994 - Campagne BIOMAN 94. https://archimer.ifremer.fr/doc/00305/41576/

Motos L., Metuzals K., Uriarte A., Prouzet Patrick (1994). Evaluacion de la biomasa de Anchoa (Engraulis Encrasicolus) en el Golfo de Vizcaya en 1994. Campana Bioman 94. https://archimer.ifremer.fr/doc/00305/41577/