Map

Thorn Canal

Fishing spots, fishing reports, and regulations in

New York, United States

5.0·1 catch

Top fish species at Thorn Canal

Summer flounder
Summer flounder
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General info

Thorn Canal is an estuary located in Suffolk County, New York, United States. It is most popular for fishing Summer flounder.

Location

40°42′4.4″N 73°15′32.1″W
Directions

Fishing regulations at Thorn Canal, NY

Disclaimer: Always check local fishing regulations, water access rights and land ownership before fishing, regardless of any catches logged in that area by the Fishbrain community. Fishbrain has mapped millions of acres of government-owned land across the USA to help you identify potential fishing access, but you are responsible for ensuring compliance with all legal requirements.

Fishing regulations in New York can change throughout the year. Make sure to check this page before fishing for the most up to date rules and regulations for the current season. Local regulations govern when you can fish, the max size of the fish you can keep, how many fish you can keep, and more.

Below you will see fishing regulations for catching Summer flounder as of May 12th, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.

Summer flounder

Seasons

Open

Bag limit

3

Min size

19.5"

Measurement

Total Length

May 4 - Aug 1: minimum size = 19-inches

Aug 2 - Oct 15: minimum size = 19.5-inches

Federal regulations are waived for Summer Flounder, and recreational anglers shall follow regulations for the state in which their catch is landed.

Summer flounder may not have heads or tails removed or be otherwise cleaned, cut, filleted or skinned until brought to shore, with the following exception: the white side fillet or white skin only of a legal size fluke may be removed to use as bait. The carcass of the fluke with dark side completely intact must be retained for inspection of size limit and counts against the possession limit.

For more information, see NY Recreational saltwater regulations

Fluke, Paralichthys dentatus

Regulations for

40°42′4.4″N 73°15′32.1″W
Regulations in the map
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Local laws and licenses

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Reviews of Thorn Canal

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Cities nearby

West Bay Shore

0.5 miles away

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1.3 miles away

West Islip

2.1 miles away

Bay Shore

2.2 miles away

Captree

3.9 miles away

Baywood

3.9 miles away

North Babylon

4.0 miles away

North Bay Shore

4.1 miles away

East Islip

4.2 miles away

Islip

4.5 miles away

Oak Beach

4.6 miles away

Islip Terrace

5.1 miles away

Great River

5.1 miles away

West Babylon

5.2 miles away

Babylon

5.3 miles away

Deer Park

5.4 miles away

Saltaire

5.5 miles away

Brentwood

5.7 miles away

Lindenhurst

6.0 miles away

North Great River

6.3 miles away

Ocean Beach

6.6 miles away

North Lindenhurst

6.7 miles away

Wyandanch

6.9 miles away

Copiague

7.3 miles away

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FAQ about Thorn Canal fishing

Thorn Canal is an estuary located in Suffolk County, New York, United States. Its coordinates are:
40°42′4.4″N 73°15′32.1″W
.
Find the best fishing spots on Thorn Canal by looking at where other anglers have caught fish. This can easily be done in the where it is also possible to see big fish potential and how good fishing is right now along with Garmin® depth maps.
The most common species in Thorn Canal are:
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