What makes a gulf Gulf?

A gulf is a large indentation of a coastline, larger than a bay. Gulfs are often formed when a tectonic plate subducts beneath another plate, creating a deep ocean basin. The subducting plate can also create a chain of volcanoes along the edge of the gulf. Gulfs are often found along convergent plate boundaries, where two plates are moving towards each other.

The term "gulf" can also be used to describe a body of water that is partially surrounded by land, such as the Gulf of Mexico or the Persian Gulf. These gulfs are often formed when a river delta builds up over time, creating a shallow area of water that is protected from the open ocean.

Gulfs are important for a number of reasons. They provide sheltered areas for ships to anchor, and they can also be used for fishing and recreation. Gulfs are also important for tourism, as they offer stunning views of the coastline and the open ocean.