Largest tributaries
Estuaries
Anguilliformes - Eels and morays
Salmoniformes - Salmons and Trouts
Mugiliformes - Mullets
Perciformes - Perches
Moroniformes - Temperate basses
Scombriformes - Mackerels
Gadiformes - Cods
Spariformes - Breams and porgies
Carangiformes - Jacks
Lamniformes - Mackerel sharks
Carcharhiniformes - Ground sharks
Orectolobiformes - Carpet shark
Myliobatiformes - Stingrays
Myxiniformes - Hagfishes
Tetraodontiformes - Puffers and filefishes
Dactylopteriformes - Flying gurnards
Lampriformes - Lamprids
Squaliformes - Sleeper and dogfish sharks
Pleuronectiformes - Flatfishes
Acanthuriformes - Surgeonfishes
Scorpaeniformes - Mail-cheeked fishes
Lophiiformes - Anglerfishes
Batrachoidiformes - Toadfishes
Aulopiformes - Grinners
Clupeiformes - Herrings
Acipenseriformes - Sturgeons and Paddlefish
Gasterosteiformes - Sticklebacks
Cyprinodontiformes - Toothcarps
Notacanthiformes - Spiny eels
Saccopharyngiformes - Swallowers and Gulpers
Myctophiformes - Lanternfishes
Beryciformes - Sawbellies
Ophidiiformes - Cusk-eels
Acropomatiformes - Oceanic basses
Labriformes - Wrasses
Rajiformes - Skates and rays
Gobiiformes - Gobies
Blenniiformes - Blennies
Hexanchiformes - Six-gill sharks
Trachiniformes - Weeverfishes
Long Island Sound is a marine sound and tidal estuary of the Atlantic Ocean. It lies predominantly between the U.S. state of Connecticut to the north and Long Island in New York to the south. From west to east, the sound stretches 110 mi (180 km) from the East River in New York City, along the North Shore of Long Island, to Block Island Sound. A mix of freshwater from tributaries, and saltwater from the Atlantic Ocean, Long Island Sound is 21 mi (34 km) at its widest point and varies in depth from 65 to 230 feet (20 to 70 m).
Numerous rivers empty into the Sound, including:
Connecticut
Connecticut River – Old Saybrook
Housatonic River – Stratford & Milford
Mianus River – Greenwich
Mill River (Quinnipiac River) – New Haven
Mill River (Fairfield) – Fairfield
Norwalk River – Norwalk
Pequonnock River – Bridgeport
Quinnipiac River – New Haven
Rooster River/Ash Creek – Bridgeport & Fairfield
Rippowam River – Stamford
Saugatuck River – Westport
Thames River (Connecticut) – Groton & New London
West River (Connecticut) – West Haven
New York
Byram River – Port Chester
Hutchinson River-The Bronx
Mamaroneck River – Mamaroneck
Nissequogue River – Nissequogue & Ft Salonga
Rhode Island
Pawcatuck River
