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Regional Hydrographic Commissions (RHC)
The IHO has encouraged the establishment of Regional Hydrographic Commissions (RHCs) to coordinate hydrographic activity and cooperation at the regional level. The RHCs are made up of IHO Member States together with other regional States that wish to participate. RHCs work in close harmony with the Organization to help further its ideals and program. RHCs meet at regular intervals to discuss such things as mutual hydrographic and chart production problems, plan joint survey operations, and resolve schemes for medium and large scale International Chart coverage in their regions.
IHO Assembly
The Assembly as the main organ of the Organization is formed by the representatives of the Member States. It meets every three years to provide general guidance on the functioning and work of the Organization, as well as taking decisions of technical and administrative nature. IHO Publications M-1 Basic Documents of the IHO contains a detailed description of the procedural arrangements for IHO Assemblies.
IHO Secretariat
The Secretary General and Directors, together with international experts in hydrography and nautical cartography as well as locally-recruited administrative support staff make up the IHO Secretariat in Monaco. The Secretariat coordinates and promotes the IHO's work programmes and provides advice and assistance to Member States and relevant third parties.
Importance of Hydrography
Definition of Hydrography Hydrography is the branch of applied sciences which deals with the measurement and description of the physical features of oceans, seas, coastal areas, lakes and rivers, as well as with the prediction of their change over time, for the primary purpose of safety of navigation and in support of all other marine activities, including economic development, security and defence, scientific research, and environmental protection. In addition to supporting safe and efficient navigation of ships, hydrography underpins almost every other activity associated with the sea, including: - resource exploitation - fishing, minerals,.. - environmental protection and management - maritime boundary delimitation - national marine spatial data infrastructures - recreational boating - maritime defence and security - tsunami flood and inundation modelling - coastal zone management - tourism - marine science
World Hydrography Day
Celebrated on 21 June, World Hydrography Day is designed to raise awareness about hydrography and how it plays a role in improved knowledge of the seas and oceans.
HSSC
HYDROGRAPHIC SERVICES AND STANDARDS COMMITTEE
IHO Online Catalogues
IHO Online Catalogues are maintained by the IHO Secretariat. This includes information provided by the RENCs, the Member States and other organizations.
Meetings
List of NHC Meetings Note: To access the meeting page, you'll need an IHO Portal account. If you don't have one yet, please follow the instruction provided at the link here to set up your account and gain access to the meeting page. Click the IHO Portal to get started.
S-100 Standards in Force
Introduction SOLAS regulations V/18 and V/19 requires that, to meet requirements for carrying charts (in terms of SOLAS), the Electronic Chart Display and Information System (ECDIS) equipment must conform to the relevant IMO performance standards. IMO resolution MSC.530(106) applied to S-100 ECDIS and thus in addition to S-57 based standards in force units must also comply with the following:
