Narragansett Bay is a bay and estuary on the north side of Rhode Island Sound covering 147 square miles, 120.
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11 Facts About Narragansett Bay
2.
Bodies of water that are part of Narragansett Bay include the Sakonnet River, Mount Hope Bay, and the southern, tidal part of the Taunton River.
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3.
Narragansett Bay is a ria estuary which is composed of the Sakonnet River valley, the East Passage river valley, and the West Passage river valley.
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4.
Narragansett Bay is a ria that consists of a series of flooded river valleys formed of dropped crustal blocks in a horst and graben system that is slowly subsiding between a shifting fault system.
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5.
Narragansett Bay's tides are semi-diurnal, meaning that the region experiences two high and low tides daily.
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6.
Narragansett Bay circulation is made up of forces provided by the winds, tides, and changes in water density within the watershed.
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7.
Narragansett Bay was friends with Narragansett sachem Canonicus, who provided him with land on which to build Providence Plantations.
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8.
Narragansett Bay is divided by Conanicut Island into east and west passages.
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9.
Narragansett Bay receives freshwater input from several sources, including rivers, direct precipitation, wastewater treatment facilities, and unknown amounts from ground-water and combined sewer overflows.
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10.
Narragansett Bay is subject to periodic summer hypoxic events in the Northern half of the bay, nearing anoxic conditions in some parts.
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11.
Narragansett Bay is the site of one of the world's longest-running plankton surveys, extending from 1957 through the present.
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