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

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.

MULTI BEAM DATA OBTAINED WITH EM3002D ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS APPROCHES AND PORT OF CARTAGENA

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

MULTIBEAM DATA OBTAINED WITH EM12 ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS SPANISH CANARIAS ISLANDS EEZ 2001

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

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 NORTH OF ROTA IN CÁDIZ PROVINCE TO WESTERN AYAMONTE IN HUELVA PROVINCE

MULTIBEAM DATA OBTAINED WITH EM12 ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS SPANISH MED EEZ 1996 DEEPER WATERS

MULTIBEAM DATA OBTAINED WITH EM12 ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS SPANISH MED EEZ 1997 DEEP WATERS