Sea of Marmara

Sea of Marmara
Marmara Denizi (Turkish)
Sea of Marmara Location of the Sea of Marmara within Turkey
Bathymetry and surrounding relief
Location	Southern Europe and West Asia
Coordinates	40°40′N 28°00′E / 40.667°N 28.000°E / 40.667; 28.000
Type	Inland sea
Primary inflows	Simav River, Biga Çayı, Nilüfer River
Primary outflows	Turkish Straits
Catchment area	11,500 km2 (4,400 sq mi)
Basin countries	Turkey
Surface area	11,350 km2 (4,380 sq mi)
Average depth	494 m (1,621 ft)
Max. depth	1,370 m (4,490 ft)
Water volume	3,378 km3 (810 cu mi)
Islands	Marmara Island, Avşa, İmralı, Prince Islands, Paşalimanı and Ekinlik Island
Settlements	Istanbul, Bursa, İzmit, Tekirdağ, Balıkesir, Çanakkale, and Yalova

The Sea of Marmara,^[a] also known as the Sea of Marmora or the Marmara Sea, is a small inland sea located entirely within the borders of Turkey. It connects the Black Sea to the Aegean Sea via the Bosporus and Dardanelles straits, separating Turkey’s European and Asian sides. It has an area of 11,350 km² (4,380 sq mi), and its dimensions are 280 km × 80 km (174 mi × 50 mi).^[1] Its greatest depth is 1,370 m (4,490 ft).

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