The Myakka River is a river in southwestern Florida

Florida

Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

. It arises near the Hardee

Hardee County, Florida

Hardee County is a county located in the U.S. state of Florida. As of 2000, the population was 26,938. The U.S. Census Bureau 2005 estimate for the county is 28,286 . Its county seat is Wauchula, Florida. The county comprises the Wauchula, Florida, Micropolitan Statistical Area.- History :It...

-Manatee

Manatee County, Florida

Manatee County is a county in the state of Florida. According to the 2010 census by the U.S. Census Bureau there are 322,833 people living in Manatee Country.Manatee County is part of the North Port-Bradenton-Sarasota Metropolitan Statistical Area...

 county line and flows southwest and then southeast through Manatee, Sarasota

Sarasota County, Florida

Sarasota County is a county located in the U.S. state of Florida. The U.S. Census Bureau 2008 estimate for the county was 372,057. Its county seat is Sarasota, Florida....

 and Charlotte

Charlotte County, Florida

Charlotte County is a county located in the U.S. state of Florida. As of 2000, the population was 141,627. In 2005, the population of the MSA was 154,030.The U.S. Census Bureau 2007 estimate for the county was 152,814...

 counties to Charlotte Harbor

Charlotte Harbor (estuary)

Charlotte Harbor Estuary is a natural estuary spanning the west coast of Florida from Venice to Bonita Springs on the Gulf of Mexico and is one of the most productive wetlands in Florida...

, an arm of the Gulf of Mexico

Gulf of Mexico

The Gulf of Mexico is a partially landlocked ocean basin largely surrounded by the North American continent and the island of Cuba. It is bounded on the northeast, north and northwest by the Gulf Coast of the United States, on the southwest and south by Mexico, and on the southeast by Cuba. In...

. The river is 68 miles (109.4 km) long and has a drainage basin

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 of 235 mi2. The last twenty miles (32 km) of the river is tidal

Tide

Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the moon and the sun and the rotation of the Earth....

 and brackish

Brackish water

Brackish water is water that has more salinity than fresh water, but not as much as seawater. It may result from mixing of seawater with fresh water, as in estuaries, or it may occur in brackish fossil aquifers. The word comes from the Middle Dutch root "brak," meaning "salty"...

.

The Myakka River remains relatively undeveloped. A twelve-mile (19 km) stretch of the river is preserved in Myakka River State Park

Myakka River State Park

Myakka River State Park is a Florida State Park, that is located nine miles east of I-75 in Sarasota in Sarasota County and that includes portions of southeastern Manatee County. A small portion of the park was the gift of the family of Bertha Palmer to the state, being a portion of her massive...

. A thirty-four-mile portion of the river in Sarasota County (including all of the park) was designated as a Wild and Scenic River in 1985 by the Florida Legislature

Florida Legislature

The Florida State Legislature is the term often used to refer to the two houses that act as the state legislature of the U.S. state of Florida. The Florida Constitution states that "The legislative power of the state shall be vested in a legislature of the State of Florida," composed of a Senate...

.