MULTI BEAM DATA OBTAINED WITH EM3000/GEOSWATH500 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS THE COASTAL REGION OF THE LA GOMERA ISLAND

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM LOS URRUTIAS IN MURCIA PROVINCE TO EL CALÓN IN SOUTHWEST OF ALMERÍA PROVINCE

MULTI BEAM DATA OBTAINED WITH EM3000/GEOSWATH500 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS THE COASTAL REGION OF THE GRAN CANARIA ISLAND

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM IS THE COASTAL REGION OF THE LANZAROTE ISLAND

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM IS THE COASTAL REGION OF THE LA GOMERA ISLAND

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM IS THE COASTAL REGION OF THE GRAN CANARIA ISLAND

MULTI BEAM DATA OBTAINED WITH EM3002D ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS PORT AND APPROACHES OF CASTELLÓN

MULTIBEAM DATA OBTAINED WITH EM12 ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS SPANISH CANARIAS ISLANDS EEZ 1995

MULTI BEAM DATA OBTAINED WITH EM3002D ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS ESTUARY OF VIGO, ESTUARY OF PONTEVEDRA AND ESTUARY OF AROSA.

MULTIBEAM DATA OBTAINED WITH EM12 ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS SPANISH CANARIAS ISLANDS EEZ 1998