Morto Koyu
- Tür: Diğer Türler
- Tema: Çanakkale Savaşı
- Bölge: Türkiye, Marmara Bölgesi, Çanakkale, Eceabat
Morto Bay is an inlet on the South West tip of Cape Helles on the Gallipoli Peninsula in Turkey. The bay is in the north west (European) coast of the Dardanelles strait, which connects the Sea of Marmara to Aegean Sea. The Gallipoli Peninsula is to the north of the bay. Administratively it is a part of Çanakkale Province.[1] The width of the bay is about 2.6 kilometres (1.6 mi) The name of the bay is probably of Italian origin.[2]
Cape Helles was the main landing area for the Gallipoli invasion and HMS Ocean sank in Morto Bay after failing to save HMS Irresistible.