← Chokepoints
Maritime chokepoint· Chokepoints · Planetary chokepoint
Bosphorus and Dardanelles
Istanbul, Turkey41.12°N 29.07°E
computed criticality31/100
reading
The Black Sea's only exit: grain and Russian oil
2024Live traffic26% of which tankers
82ships/day · 7-day average
▼16% below the 2023 median(98)this week ▲ 1%
Not refreshed for 70 dSource : IMF PortWatch — Daily Chokepoints Data (AIS) ↗
AIS observation, distinct from the structural share above. Meaning comes from the gap between the two.
Fault line
An urban channel less than a kilometre wide through the heart of Istanbul. The entire Black Sea, including Ukrainian wheat and part of Russian crude, depends on this passage governed by the Montreux Convention.
Depends on 3
Russian wheat, Black SeaFertilizers & Food · Critical anchor↗Black Sea grain, Odesa (Ukraine)Fertilizers & Food · Critical anchor↗Wheat, Egypt (GASC, Cairo)Fertilizers & Food · Link↗Sources
UNCTAD, Review of Maritime Transport 2024