Sebastián VizcaÃÂno Bay (Spanish: BahÃÂa de Sebastián VizcaÃÂno) is a prominent bay along the west coast of the Baja California Peninsula in northwestern Mexico. It is named after explorer Sebastián VizcaÃÂno, who explored its coast in 1602.
The bay lies on the Pacific Ocean coast of Baja California state in San QuintÃÂn Municipality, and of Baja California Sur state in Mulegé Municipality.
Cedros Island and Isla Natividad are located within the bay, and west of the mainland VizcaÃÂno Peninsula.
Sebastián VizcaÃÂno Bay is protected within the El VizcaÃÂno Biosphere Reserve.
Sebastián VizcaÃÂno Bay is an important nursery for baby great white sharks.