GEOBASE 2

Name: GEOBASE 2
Start: 1988-09-03
End: 1988-09-22
Location: English Channel

Type	Oceanographic cruise
Ship	Le Suroît
Ship owner	Ifremer
Dates	03/09/1988 - 22/09/1988
Chief scientist(s)	BERNE Serge
	IMAGES-INSTITUT MODELISATION ANALYSE GEO-ENVIRONNEMENT MARIN Université de Perpignan Via Domitia 52 avenue Paul Alduy 66860 PERPIGNAN cgoyet@univ-perp.fr
DOI	10.17600/88002211
Objective	Determining the geometry, dynamics and internal structure of subtle sand waves.

Sea/Ocean

English Channel

(Western Channel)

Ports

Port of departure : Brest (France)

Port of return : Brest (France)

Project

EUROSEISMIC EUROPEAN SEISMIC METADATA AND INFORMATION CENTRE

Scientific Authority

GÉOSCIENCES MARINES

Centre Ifremer Bretagne

ZI Pointe du Diable

29280 Plouzané

+33(0)2 98.22.42.24

Participating bodie(s)

IFREMER,SNEA/PCFP Universités (Caen et B

Discipline(s)

MARINE GEOSCIENCES
PHYSICAL OCEANOGRAPHY

Code	Label	Quantity	PI
D01	Current meters 22 days - Data available in paper form (graphs, report)	20 deployments	BERNE Serge
D09	Sea level (incl. bottom p. IES) Data available in paper form (graphs, report)	22 days	BERNE Serge
G04	Core soft bottom	77 cores	BERNE Serge
G08	Bottom photography	5 images	BERNE Serge
G24	Long to short range side scan sonar	264 kilometers	BERNE Serge
G73	Single-beam echosounding	320 kilometers	BERNE Serge
G75	Single channel seismic reflection	320 kilometers	BERNE Serge

Summary of measurements

-Fine-scale bathymetry.
-Side-scan sonar:
-2.5 kHz seismics.
-Sparker seismics.
-Annular vibro-coring; Küllenberg coring.
-Tide gauge.
-Currentometry near bottom and in vertical profiles.
-Images shot by scuba diver.

Location map

Positionning system

Geodetic system : VALEUR INDEFINIE

Data managed by SISMER

Sampling operations

Name	Dive	Equipement	Date	Location	Depth(m)
VK8801	-	Carottier VIBRO-SONDEUSE	--	49° 24.680' N 1° 52.570' W	-
VK8802	-	Carottier VIBRO-SONDEUSE	19880905 00:00:0005/09/1988 00:00:00	49° 24.680' N 1° 52.580' W	-
VK8803	-	Carottier VIBRO-SONDEUSE	19880906 00:00:0006/09/1988 00:00:00	49° 24.700' N 1° 52.480' W	-
VK8804	-	Carottier VIBRO-SONDEUSE	19880906 00:00:0006/09/1988 00:00:00	49° 24.700' N 1° 52.560' W	-
VK8805	-	Carottier VIBRO-SONDEUSE	19880907 00:00:0007/09/1988 00:00:00	49° 24.720' N 1° 52.590' W	-
VK8806	-	Carottier VIBRO-SONDEUSE	19880907 00:00:0007/09/1988 00:00:00	49° 24.700' N 1° 52.600' W	-
VK8807	-	Carottier VIBRO-SONDEUSE	19880907 00:00:0007/09/1988 00:00:00	49° 24.700' N 1° 52.600' W	-
VK8808	-	Carottier VIBRO-SONDEUSE	19880907 00:00:0007/09/1988 00:00:00	49° 24.710' N 1° 52.540' W	-
VK8809	-	Carottier VIBRO-SONDEUSE	19880907 00:00:0007/09/1988 00:00:00	49° 24.700' N 1° 52.600' W	-
VK8810	-	Carottier VIBRO-SONDEUSE	19880908 00:00:0008/09/1988 00:00:00	49° 25.970' N 1° 52.290' W	-
VK8811	-	Carottier VIBRO-SONDEUSE	19880908 00:00:0008/09/1988 00:00:00	49° 25.970' N 1° 52.320' W	-
VK8812	-	Carottier VIBRO-SONDEUSE	19880908 00:00:0008/09/1988 00:00:00	49° 25.920' N 1° 52.220' W	-
VK8813	-	Carottier VIBRO-SONDEUSE	19880908 00:00:0008/09/1988 00:00:00	49° 25.930' N 1° 52.220' W	-
VK8814	-	Carottier VIBRO-SONDEUSE	19880909 00:00:0009/09/1988 00:00:00	49° 24.920' N 1° 52.810' W	-
VK8815	-	Carottier VIBRO-SONDEUSE	19880910 00:00:0010/09/1988 00:00:00	49° 24.910' N 1° 52.850' W	-
VK8816	-	Carottier VIBRO-SONDEUSE	19880910 00:00:0010/09/1988 00:00:00	49° 24.910' N 1° 52.850' W	-
VK8817	-	Carottier VIBRO-SONDEUSE	19880910 00:00:0010/09/1988 00:00:00	49° 24.900' N 1° 52.840' W	-
VK8818	-	Carottier VIBRO-SONDEUSE	19880910 00:00:0010/09/1988 00:00:00	49° 24.910' N 1° 52.700' W	-
VK8819	-	Carottier VIBRO-SONDEUSE	19880910 00:00:0010/09/1988 00:00:00	49° 24.930' N 1° 52.720' W	-
VK8820	-	Carottier VIBRO-SONDEUSE	19880911 00:00:0011/09/1988 00:00:00	49° 24.900' N 1° 52.790' W	-
VK8821	-	Carottier KULLENBERG	19880913 00:00:0013/09/1988 00:00:00	49° 24.690' N 1° 52.620' W	-
VK8822	-	Carottier KULLENBERG	19880913 00:00:0013/09/1988 00:00:00	49° 24.700' N 1° 52.590' W	-
VK8823	-	Carottier KULLENBERG	19880913 00:00:0013/09/1988 00:00:00	49° 24.700' N 1° 52.580' W	-
VK8824	-	Carottier KULLENBERG	19880913 00:00:0013/09/1988 00:00:00	49° 24.700' N 1° 52.600' W	-
VK8825	-	Carottier KULLENBERG	19880913 00:00:0013/09/1988 00:00:00	49° 24.690' N 1° 52.590' W	-
VK8826	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.710' N 1° 52.650' W	-
VK8827	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.670' N 1° 52.590' W	-
VK8828	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.630' N 1° 52.570' W	-
VK8829	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.670' N 1° 52.610' W	-
VK8830	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.660' N 1° 52.620' W	-
VK8831	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.650' N 1° 52.600' W	-
VK8832	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.690' N 1° 52.590' W	-
VK8833	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.680' N 1° 52.590' W	-
VK8834	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.950' N 1° 52.790' W	-
VK8835	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.950' N 1° 52.790' W	-
VK8836	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.950' N 1° 52.780' W	-
VK8837	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.940' N 1° 52.790' W	-
VK8838	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.940' N 1° 52.750' W	-
VK8839	-	Carottier KULLENBERG	19880914 00:00:0014/09/1988 00:00:00	49° 24.940' N 1° 52.790' W	-
VK8840	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.920' N 1° 52.790' W	-
VK8841	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.920' N 1° 52.780' W	-
VK8842	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.910' N 1° 52.790' W	-
VK8843	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.910' N 1° 52.790' W	-
VK8844	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.910' N 1° 52.780' W	-
VK8845	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.900' N 1° 52.780' W	-
VK8846	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.920' N 1° 52.780' W	-
VK8847	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.920' N 1° 52.760' W	-
VK8848	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.930' N 1° 52.760' W	-
VK8849	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.950' N 1° 52.270' W	-
VK8850	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 24.950' N 1° 52.270' W	-
VK8851	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.960' N 1° 52.270' W	-
VK8852	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.960' N 1° 52.260' W	-
VK8853	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.900' N 1° 52.260' W	-
VK8854	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.930' N 1° 52.270' W	-
VK8855	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.970' N 1° 52.270' W	-
VK8856	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.920' N 1° 52.240' W	-
VK8857	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.980' N 1° 52.260' W	-
VK8858	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.920' N 1° 52.260' W	-
VK8859	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.900' N 1° 52.250' W	-
VK8860	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.890' N 1° 52.260' W	-
VK8861	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.990' N 1° 52.260' W	-
VK8862	-	Carottier KULLENBERG	19880915 00:00:0015/09/1988 00:00:00	49° 25.990' N 1° 52.250' W	-
VK8863	-	Carottier VIBRO-SONDEUSE	19880916 00:00:0016/09/1988 00:00:00	49° 24.910' N 1° 52.780' W	-
VK8864	-	Carottier VIBRO-SONDEUSE	19880916 00:00:0016/09/1988 00:00:00	49° 24.910' N 1° 52.770' W	-
VK8865	-	Carottier VIBRO-SONDEUSE	19880916 00:00:0016/09/1988 00:00:00	49° 24.920' N 1° 52.770' W	-
VK8866	-	Carottier VIBRO-SONDEUSE	19880917 00:00:0017/09/1988 00:00:00	49° 24.930' N 1° 52.740' W	-
VK8867	-	Carottier VIBRO-SONDEUSE	19880917 00:00:0017/09/1988 00:00:00	49° 24.920' N 1° 52.710' W	-
VK8868	-	Carottier VIBRO-SONDEUSE	19880917 00:00:0017/09/1988 00:00:00	49° 24.920' N 1° 52.830' W	-
VK8869	-	Carottier VIBRO-SONDEUSE	19880917 00:00:0017/09/1988 00:00:00	49° 24.920' N 1° 52.790' W	-
VK8870	-	CAROTTIER (TYPE NON PRECISE)	19880918 00:00:0018/09/1988 00:00:00	49° 24.930' N 1° 52.790' W	-
VK8871	-	CAROTTIER (TYPE NON PRECISE)	19880918 00:00:0018/09/1988 00:00:00	49° 24.710' N 1° 52.480' W	-
VK8872	-	CAROTTIER (TYPE NON PRECISE)	19880918 00:00:0018/09/1988 00:00:00	49° 24.730' N 1° 52.520' W	-
VK8873	-	CAROTTIER (TYPE NON PRECISE)	19880918 00:00:0018/09/1988 00:00:00	49° 24.720' N 1° 52.520' W	-
VK8874	-	CAROTTIER (TYPE NON PRECISE)	19880919 00:00:0019/09/1988 00:00:00	49° 27.890' N 1° 52.200' W	-
VK8875	-	CAROTTIER (TYPE NON PRECISE)	19880919 00:00:0019/09/1988 00:00:00	49° 28.030' N 2° 19.170' W	-
VK8876	-	CAROTTIER (TYPE NON PRECISE)	19880919 00:00:0019/09/1988 00:00:00	49° 28.040' N 2° 19.170' W	-
VK8877	-	CAROTTIER (TYPE NON PRECISE)	19880920 00:00:0020/09/1988 00:00:00	49° 27.900' N 2° 19.630' W	-

Dives

Bibliography

References of Technical Reports

Augris Claude, Berthou Patrick (1990). Les gisements de maërl en Bretagne. https://archimer.ifremer.fr/doc/00082/19357/

(1989) Compte-rendu - Campagne GEOBASE 2.

(1988) Cahier de quart Mission GEOBASE 2. 03/09/1988-22/09/1988 N/O Le Suroit.

Related number	Absolute number	Vehicle	Date	Location
1	21	Unknown	19880905 00:00:0005/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
2	22	Unknown	19880906 00:00:0006/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
3	23	Unknown	19880906 00:00:0006/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
4	24	Unknown	19880907 00:00:0007/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
5	25	Unknown	19880907 00:00:0007/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
6	26	Unknown	19880910 00:00:0010/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
7	27	Unknown	19880911 00:00:0011/09/1988 00:00:00	0° 0.000' N 0° 0.000' E
8	28	Unknown	19880911 00:00:0011/09/1988 00:00:00	0° 0.000' N 0° 0.000' E