Connetquot River
| Connetquot River | |
|---|---|
Headwaters of the Connetquot River  | |
| Location | |
| Country | United States | 
| Physical characteristics | |
| Source | |
| • location | Lakeland County Park, Islandia, New York  | 
| • elevation | 50 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 | 
 • elevation  | 0 ft (0 m) | 
| Length | 6 mi (9.7 km) | 
| Basin size | 4,500 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.