(Specifically) International waters; parts of the ocean that are not considered to belong to any specific country.
Indian Ocean - The Indian Ocean sees average depths of 13,002 feet. Their deepest point is the Java Trench, which is 25,344 feet.
Find another word for open-sea. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for open-sea, like: high-seas, the briny deep, the waves, ocean, international waters, ocean blue and the deep.