International Hydrographic Organization

4b Quai Antoine 1er, 98000 Monaco

Established: 1921

Organisation type: Intergovernmental organisation (not UN or EU)
Geographical scope: Global
Member countries: Algeria, Argentina, Australia, Bahrain, Bangladesh, Belgium, Brazil, Brunei Darussalam, Bulgaria, Cameroon, Canada, Chile, China, Colombia, Croatia, Cuba, Cyprus, Denmark, Dominican Republic, Ecuador, Egypt, Estonia, Fiji, Finland, France, Georgia, Germany, Ghana, Greece, Guatemala, Iceland, India, Indonesia, Iran, Islamic Republic Of, Ireland, Italy, Jamaica, Japan, Korea, Democratic People\'S Republic Of, Korea, Republic Of, Kuwait, Latvia, Malaysia, Malta, Mauritius, Mexico, Monaco, Montenegro, Morocco, Mozambique, Myanmar, Netherlands, New Zealand, Nigeria, Norway, Oman, Pakistan, Papua New Guinea, Peru, Philippines, Poland, Portugal, Qatar, Romania, Russian Federation, Saudi Arabia, Seychelles, Singapore, Slovenia, Solomon Islands, South Africa, Spain, Sri Lanka, Suriname, Sweden, Thailand, Tonga, Trinidad/Tobago, Tunisia, Turkey, Ukraine, United Arab Emirates, United Kingdom, United States, Uruguay, Vanuatu, Venezuela, Bolivarian Republic Of, Viet Nam
Participating countries:
Funding source Percentage

Organisation’s vision:

To be the authoritative worldwide hydrographic body which actively engages all coastal and interested States to advance maritime safety and efficiency and which supports the protection and sustainable use of the marine environment.

Organisation’s mission:

To create a global environment in which States provide adequate and timely hydrographic data, products and services and ensure their widest possible use.

Organisation’s objectives (if different from the Mission):

To ensure that all the world's seas, oceans and navigable waters are surveyed and charted.


  • Hydrography
  • bathymetry
  • cartography
  • safety of navigation
  • standards and best practices


  • Advocating for Earth (ocean) observations
  • Data management, interoperability, sharing, access, open data policies
  • Technical coordination of ocean observing