The Spanish Institute of Oceanography (IEO): Research public body ascribed to the Ministry of Science, Innovation and Universities with core budged allocated by the Government. The maintenance of the databases is connected to other in EU. IEO is partner of SeaDataNet (SND) , a distributed Marine Data Infrastructure for the management of large and diverse sets of data deriving from in situ of the seas and oceans. Data are also been incorporated to long-term marine data initiatives like EMODnet, FixO3 or PSMSL among others. SDN gives access to data and useful information to researchers, individuals, companies, important European initiatives such as EuroFleets (New operational steps towards an alliance of European research fleets) and international initiatives such as POGO (Partnership for Observation of the Global Oceans).