MULTI BEAM DATA OBTAINED WITH EM3002D ECHOSOUNDER AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS PORT OF ALUMINA-SANCIPRIAN

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM SITGES TO VINAROZ IN CASTELLÓN PROVINCE

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM ARENYS DE MAR TO SITGES IN BARCELONA PROVINCE

SINGLE BEAM DATA OBTAINED WITH DESO20/DESO25 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM IS THE COASTAL REGION OF THE LA PALMA ISLAND

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS EASTERN OF CEUTA IN CEUTA PROVINCE AND ESTRECHO DE GIBRALTAR IN CÁDIZ PROVINCE.

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM MOTRIL IN GRANADA PROVINCE TO ALGECIRAS IN CÁDIZ PROVINCE

SINGLE BEAM DATA OBTAINED WITH EA400/EA600 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM NORTH OF ALMARDÁ IN VALENCIA PROVINCE TO MOLINELL IN ALICANTE PROVINCE

MULTI BEAM DATA OBTAINED WITH EM300 ECHOSOUNDERS AND GPS DIFFERENTIAL POSITIONING SYSTEM. THE SURVEY AREA IS FROM SAN JOSÉ TO SAN AGUSTIÍN IN ALMERÍA PROVINCE

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

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