All customer facing DEEP services have returned to normal business operations. For detailed information on what this means, visit our “New Normal” website: DEEP New Normal Information


Demarcation Line


A fishing license, which supports fishing in the inland district (freshwater) is required upstream of the indicated landmarks. Unless indicated below, the demarcation line is the first bridge upstream from the mouth. The following were taken from the Official Regulation.

Waterbody Location of Demarcation Line
Blackhall River, Old Lyme Route 156
Branford River, Branford Montowese St.
Bride Brook, East Lyme First railroad crossing
Bruces Brook, Bridgeport-Stratford Stratford Avenue
Byram River, Greenwich First railroad crossing
Clinton River, Clinton (Indian River) Route 1
Connecticut River, Old Lyme-Old Saybrook Interstate 95 bridge
Cove River, West Haven Shore  Route 122
East Creek, Guilford The gates at Guilford dock
East River, Guilford-Madison Route 1
Farm River, East Haven Route 142
Five Mile River, Darien-Norwalk Route 136
Four Mile River, E. Lyme-Old Lyme First railroad crossing
Graniteville Brook, Waterford (Millstone Brook) First railroad crossing
Hammonasset River, Clinton-Madison Route 1
Horse Neck Brook, Greenwich Junction with mouth of harbor
Housatonic River, Milford-Stratford Merritt Parkway
Indian Harbor, Greenwich First railroad crossing
Indian River, Milford Route 162
Jordan Cove, Waterford First railroad crossing
Lieutenant River, Old Lyme Route 156
Menunketesuck River, Westbrook 500 ft. north of Route 1
Mianus River, Greenwich Dam north of Boston Post
Mill River, Fairfield Dam at Harbor
Mill River, New Haven Tide gates at State St.
Muddy Brook, Westport Route 136
Mystic River, Stonington-Groton 500 ft. north of Route 1
Neck River, Madison Route 1
Negro Brook, Stratford Route 110
Niantic River, East Lyme-Waterford Golden Spur Bridge, Route 1
Noroton River, Darien-Stamford Boston Post Road
Norwalk River, Norwalk Wall St.
Oyster River, Milford Route 122
Oyster River, Old Saybrook Route 1
Pataganset Cove, East Lyme First railroad crossing
Patchogue River, Westport Route 1
Pawcatuck River, Stonington 500 ft. north of Route 1
Pequonnock River, Bridgeport North Avenue
Pequot-Sepos Cove, Stonington 500 ft. north of Route 1
Poquonock River, Groton 500 ft. north of Route 1
Pumpkin Ground Brook, Stratford Route 110
Quiambaug Cove, Stonington 500 ft. north of Route 1
Quinnipiac River, New Haven Route 17
Rippowam River, Stamford First railroad crossing
Rooster River, Bridgeport North Avenue
Sasco Brook, Westport Buckleys Mill Dam above Route 1
Saugatuck River, Westport Kings Highway
Stonington Harbor, Lambert Cove, and Quanaduck Cove, Stonington 500 ft. north of Route 1
Stony Brook, Westport Riverside Avenue
Thames River, Groton-New London 500 ft. north of Route 1
Three Mile River, Old Lyme First railroad crossing
Tokeneke Brook, Darien Old Farm
Wepawaug River, Milford Route 162
Wequetequock River, Stonington 500 ft. North of Route 1A
West River, Guilford Route 146
West River, West Haven Tide gates at Orange Avenue


instagram logo
  facebook logo   youtube logo

Please contact the Fisheries Division with any questions. 

Phone: 860-424-FISH (3474)
E-mail: deep.inland.fisheries@ct.gov

Content last updated January 2021