Bab-el-Mandeb

Bab-el-Mandeb
Earth Science and Remote Sensing Unit, NASA Johnson Space Center · Public domain · source
Name	Bab-el-Mandeb
Location	Red Sea–Gulf of Aden
Type	Strait
Countries	Djibouti, Eritrea, Yemen
Width	20–30 km (strait narrow points)

Bab-el-Mandeb is a strategic strait connecting the Red Sea to the Gulf of Aden and, by extension, to the Indian Ocean and the Suez Canal. The strait lies between the Horn of Africa and the Arabian Peninsula, adjacent to Djibouti, Eritrea, and Yemen, and forms a maritime chokepoint on major routes linking Europe, Asia, and Africa. Its narrow passages and nearby islands have made it central to regional Ottoman Empire-era contestation, modern United States Navy transit, and international shipping and energy logistics.

Geography and physical characteristics

The strait sits at the junction of the Red Sea and the Gulf of Aden, flanked by the coasts of Djibouti, Eritrea, and Yemen and separated by the Perim Island and the Bab Iskender channel; nearest major ports include Aden, Assab, Djibouti City, Massawa, and Berbera. The waterway divides into the western shallow Djibouti channel and the eastern deeper Yemen channel, with the narrowest separation near Cape Gardafui and Ras Menheli; hydrography is influenced by the monsoon system, seasonal currents, and exchanges between the Red Sea Deep Basin and the Arabian Sea. Bathymetry shows variable depths, shoals, and submarine ridges that affect vessel drafts and undersea cable routing to hubs such as Alexandria, Salalah, Khor Fakkan, and Piraeus.

Name and etymology

The strait's name derives from Arabic, historically recorded in accounts by travelers linked to Ottoman Empire cartography and chroniclers in Cairo and Mecca; translations emphasize themes of danger and passage, echoed in European maritime charts by explorers from Portugal, Spain, Netherlands, and Britain during the Age of Discovery. The toponymy appears in navigational logs of the British East India Company, references in works by Ibn Battuta, and later nineteenth-century surveys by officers of the Royal Navy and cartographers associated with the Hydrographic Office.

History

Control of the strait has been contested since antiquity, with maritime activity recorded by civilizations including the Aksumite Empire, Ptolemaic Egypt, and traders connecting Alexandria and Rhodes. During the medieval period the waterway featured in accounts by Vasco da Gama-era Portuguese expeditions, Ottoman garrisoning, and interactions involving the British Empire and the Italian Empire; nineteenth-century events include the acquisition of Perim Island and actions connected to the Suez Canal opening. Twentieth-century episodes involved World War I naval operations, World War II convoy routing, Cold War-era strategic planning by NATO and the Soviet Union, and contemporary incidents involving Somalia-based Al-Shabaab-related risks and piracy prosecutions in Nairobi and London courts. Recent history includes Yemen Civil War impacts, Operation Atalanta contributions by the European Union Naval Force, and responses by the United States Sixth Fleet and multinational task forces.

Geopolitical significance and navigation

The strait forms a chokepoint on routes between the Suez Canal and the Indian Ocean used by navies and commercial shipping from China, Japan, South Korea, India, Russia, and Brazil. Control and security concerns have engaged states and organizations such as the United States, United Kingdom, France, Saudi Arabia, United Arab Emirates, Egypt, Israel, Turkey, Iran, Russia, and multinational coalitions including Combined Maritime Forces. Navigation governance involves the International Maritime Organization, flag states like Panama and Liberia, and port authorities in Djibouti City, Aden Port Corporation, and Massawa Port. Incidents involving tankers linked to firms such as BP, Shell, TotalEnergies, ExxonMobil, and Chevron have triggered naval escorts and insurance responses from underwriters in London and Tokyo.

Ecology and environment

The strait's marine ecosystems support biodiversity associated with the Red Sea coral provinces, migratory routes for species documented by researchers at institutions including the Smithsonian Institution, King Abdullah University of Science and Technology, University of Oxford, University of Cambridge, and Woods Hole Oceanographic Institution. Habitats include coral reefs, seagrass beds, and pelagic zones used by cetaceans observed by teams from Monterey Bay Aquarium Research Institute and conservation groups such as WWF, IUCN, and Conservation International. Environmental pressures stem from tanker spills, ballast discharge monitored by the International Maritime Organization, coastal development near Djibouti City, Aden, and Assab, and climate-driven changes reported by the Intergovernmental Panel on Climate Change.

Economy and maritime trade

The strait is vital for energy transit connecting fields and carriers owned by firms like Saudi Aramco, National Iranian Oil Company, Kuwait Petroleum Corporation, and Iraq National Oil Company to markets in Europe and East Asia via the Suez Canal. Container routes for companies such as Maersk, Mediterranean Shipping Company, COSCO, Hapag-Lloyd, and CMA CGM rely on this passage, linking terminals in Jebel Ali, Port Said, Tangier, Salalah, and Hamburg. Freight flows include LNG shipments by operators like QatarEnergy and crude by traders such as Vitol and Trafigura; maritime insurance and classification societies including Lloyd's Register and Det Norske Veritas track risk profiles for vessels transiting the strait.

Territorial claims and infrastructure projects

Sovereignty and control involve states Djibouti, Eritrea, and Yemen with historical assertions by Ethiopia and interest from external actors such as China and India; military bases by United States, France, Italy, Japan, and China in nearby Djibouti and port agreements with Eritrea and Yemen affect strategic posture. Infrastructure initiatives include port expansion projects at Doraleh Container Terminal, proposals for bridges and tunnels discussed in forums involving the World Bank and Asian Infrastructure Investment Bank, and submarine cable landings managed by consortia linking hubs like Fujairah, Aqaba, and Alexandria. Regional agreements and disputes reference arbitration forums such as the International Court of Justice and mechanisms under the United Nations Convention on the Law of the Sea.

Category:Straits of Africa Category:Maritime chokepoints