Connetquot River

Connetquot River
Headwaters of the Connetquot River
Location
CountryUnited States
Physical characteristics
Source 
  locationLakeland County Park,
Islandia, New York
  elevation50 feet (15 m)
Mouth 
  location
Nicholls Bay on the Great South Bay
  coordinates
40°43′22″N 73°07′41″W / 40.72278°N 73.12806°W / 40.72278; -73.12806
  elevation
0 ft (0 m)
Length6 mi (9.7 km)
Basin size4,500 acres (7 sq mi)

The Connetquot River (also known as Great River) is a six-mile-long (10 km) river in Islip, New York. It is one of the four longest rivers on Long Island and is recognized by the state as a Wild, Scenic and Recreational River. It is particularly known for its brook, brown and rainbow trout fly fishing.