After the -7.5% drop recorded in the first quarter of this year, also in the following quarterly period, traffic across the Bosphorus Strait marked a decrease as 10,030 ships transited, with a decrease of -6.0% on the April-June period of 2024 which is more (-18.1%) relating only to longer ships of 200 meters (1,007 units). Among the types of ships transited, the largest number was that of the General Cargo with 3,775 units (-4.7%) followed by bulk with 1,650 units (-26.5%), tankers with 1,602 units (+0.1%), container ships with 1,036 units (+13.0%) and chemical tankers with 702 units (-7.9%).

In the first six months of 2025, the Strait was crossed by a total of 19,381 ships, with a reduction in -6.7% on the first half of last year, of which 2,021 ships over 200 meters in length (-18.6%).