The Gulf of Guayaquil is a large body of water of the Pacific Ocean in western South America.
Its northern limit is the city of Santa Elena, in Ecuador, and its southern limit is Cabo Blanco, in Peru.
A series of geological faults underlay the gulf.
[1] The main faults of the gulf are NNE-SSW oriented and are of mixed strike-slip and reverse type with dextral movement.
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