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International Hydrographic Organization: History & Standards

The International Hydrographic Organization (IHO; French: Organisation Hydrographique Internationale) is an intergovernmental organization representing hydrography. As of August 2025, the IHO comprised 104 member states.

Language: English [EN]
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International Hydrographic Organization topic overview

The analysis highlights History and Standards as prominent areas in the source structure around International Hydrographic Organization.

Related topics
27
Source areas
4
Connected nodes
31
Extracted relationships
14
Concept neighborhoods
19
Bridge connections
31

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Publications · 9 topics
Functions · 6 topics
History · 6 topics
Overview · 6 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Founded
21 June 1921; 105 years ago (1921-06-21)
Location
Monaco
Abbreviation
IHO
Members
104 member states, but 2 suspended (see list)
Official languages
English, French
Secretary-General
Mathias Jonas

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Functions

Publications

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How International Hydrographic Organization connects Entity context

The extracted context around International Hydrographic Organization shows recurring relationship patterns in the source. For example, International Hydrographic Organization → Media, Wikimedia CommonsOfficial, Wiktionary-logo-en-v2 Another extracted example is International Hydrographic Organization → IHO. Use these groups to spot repeated connection types before inspecting the individual relationships.

International Hydrographic Organization

Top relations

related to External links · 3
International Hydrographic Organization → Media, Wikimedia CommonsOfficial, Wiktionary-logo-en-v2
Abbreviation · 1
International Hydrographic Organization → IHO
Founded · 1
International Hydrographic Organization → 21 June 1921; 105 years ago (1921-06-21)
Location · 1
International Hydrographic Organization → Monaco
Members · 1
International Hydrographic Organization → 104 member states, but 2 suspended (see list)
Official languages · 1
International Hydrographic Organization → English, French
Secretary-General · 1
International Hydrographic Organization → Mathias Jonas
Website · 1
International Hydrographic Organization → www.iho.int

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

iho international hydrographic member standards nautical organization data charts publications also hydrography nations used charting states navigation information secretariat chart

International Hydrographic Organization relationships Subject–Predicate–Object triples

TTTA extracted 14 structured relationships around International Hydrographic Organization. Examples in this analysis include International Hydrographic Organization → Abbreviation → IHO and International Hydrographic Organization → Founded → 21 June 1921; 105 years ago (1921-06-21). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
International Hydrographic OrganizationAbbreviationIHO1.00infobox
International Hydrographic OrganizationFounded21 June 1921; 105 years ago (1921-06-21)1.00infobox
International Hydrographic OrganizationLocationMonaco1.00infobox
International Hydrographic OrganizationMembers104 member states, but 2 suspended (see list)1.00infobox
International Hydrographic OrganizationOfficial languagesEnglish, French1.00infobox
International Hydrographic OrganizationSecretary-GeneralMathias Jonas1.00infobox
International Hydrographic OrganizationWebsitewww.iho.int1.00infobox
the International Hydrographic Reviewinstance ofguidelines and associated documents0.80text
International Hydrographic Bulletininstance ofguidelines and associated documents0.80text
the Hydrographic Dictionaryinstance ofguidelines and associated documents0.80text
the Year Book are available to the general public free of charge from the IHO websiteinstance ofguidelines and associated documents0.80text
International Hydrographic Organizationrelated to External linksWiktionary-logo-en-v20.60section

Related concept clusters Concept neighborhoods

The concept neighborhoods around International Hydrographic Organization bring nearby vocabulary together. In this analysis, examples include Organization, International and Monaco. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • International Hydrographic Organization
    • Organization
    • International
    • Monaco
    • Standards
    • Charting
    • Iho
    • Charts
    • Hydrographers
    • Internationale
    • Official
    • Navigational
    • Conference
  • international hydrographic organization
    • Iho
    • Organization
    • International
    • Standards
    • Nautical
    • Monaco
    • Official
    • Charting
    • Publications
    • Charts
    • Maritime
    • Website
  • international standards
    • Organization
    • Used
    • Standards
    • Iho
    • Charts
    • Hydrographers
    • Internationale
    • Official
    • States'
    • Navigational
    • Conference
    • Hydrography
  • hydrographic surveying
    • Iho
    • International
    • Standards
    • Nautical
    • Charting
    • Publications
    • Charts
    • Organization
    • Internationale
    • Hydrography
    • Maritime
    • Website
  • nautical charting
    • Navigation
    • Standards
    • Nautical
    • Hydrography
    • Used
    • Also
    • Charts
    • Hydrographic
    • Offices
    • Specifications
    • Training
    • Maritime
  • international federation of surveyors
    • Organization
    • Standards
    • Iho
    • Charts
    • Hydrographers
    • Internationale
    • Official
    • Navigational
    • Conference
    • Hydrography
    • Maritime
    • Website
  • international cartographic association
    • Organization
    • Standards
    • Iho
    • Charts
    • Hydrographers
    • Internationale
    • Official
    • Navigational
    • Conference
    • Hydrography
    • Maritime
    • Website
  • electronic navigational charts
    • Electronic
    • Navigational
    • Data
    • Publications
    • Used
    • Chart
    • Nautical
    • Hydrographic
    • International
    • Maritime
    • States
    • Nations

Connections between topic areas Semantic bridges

For International Hydrographic Organization, one of the stronger structural bridges in this analysis connects International Hydrographic Organization with Publications. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
International Hydrographic OrganizationPublications · splits 22 ⟂ 10
International Hydrographic OrganizationOverview · splits 25 ⟂ 7
International Hydrographic OrganizationHistory · splits 25 ⟂ 7
International Hydrographic OrganizationFunctions · splits 25 ⟂ 7

Map overview Semantic statistics

International Hydrographic Organization

Nodes32
Edges31
Triples14
Avg. degree1.94
Density0.0625
Components1

Source & methodology

TTTA analyzes the structure around International Hydrographic Organization to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History & Standards, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — International Hydrographic Organization · EN edition · Analysis: TopicsToTalkAbout

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