Maine Biotoxin and Shellfish Sanitation Hotline

1-800-232-4733 or 207-624-7727

Current hotline text:

This message was last updated on Tuesday July 17, 2018 at 9:45 AM.

Area No. 100-A; this notice reinstates Exception Areas 100-A-03 due to the decline of naturally occurring marine biotoxin (red tide/PSP).

Automatic – Main Menu (52302; console phone only 10152302 then 1)

This system is provided to allow public access to recent changes in shellfish closures.
Details on closures can be obtained from the Bureau of Marine Patrol:
* Division I: Maine/NH Border to Belfast: 633-9595.
* Division II: Searsport to the Canadian Border: 667-3373.
To access biotoxin closures, press 1; flood closure information, press 2; conditional areas press 3.
Press 9 to repeat these menu options.

Biotoxin Closures (52303; console phone only 10152303 then 1)

Biotoxin closures are organized by species; for Soft Shell Clams, Oysters and Surf or Hen Clams, press 1; Mussels and Carnivorous Snails, press 2; Ocean Quahogs or Hard Clams, press 3; Whelks, press 4

Press 9 to repeat these menu options. Press 0 to return to the main menu.

1 – Soft Shell Clams, Surf or Hen Clams, and Oysters (52308):

Area No. 100-A, South Berwick to Bristol and Area No. 100-B, Bristol to Stockton Springs/Deer Isle/Stonington are closed due to the risk of contamination of European oysters by naturally occurring marine biotoxin (red tide/PSP).  Surf clams are closed from the NH border to Cape Elizabeth.

Area No. 64-A, Stockton Springs/Deer Isle/Stonington to Machiasport and Area No. 64-B, Machiasport to Calais are closed due to the risk of contamination of European oysters and surf/hen clams by naturally occurring marine biotoxin (red tide/PSP). 

Area No. 64-B, Eastport to Perry closed to all clams.

Species specific Exception Areas are defined in the text of the closure notices and are subject to strict sampling requirements that ensure the safety of harvested product. For Exception Area definitions please refer to the individual closure notices. 

2 – Mussels and Carnivorous Snails (52309):

Area No. 100-B, Bristol to Stockton Springs/Deer Isle/Stonington are closed due to the risk of contamination of mussels and carnivorous snails by naturally occurring marine biotoxin (red tide/PSP).

Area No. 64-A, Stockton Springs/Deer Isle/Stonington to Machiasport and Area No. 64-B, Machiasport to Calais are closed due to the risk of contamination of mussels by naturally occurring marine biotoxin (red tide/PSP).

Area No. 64-B, Eastport to Perry closed to carnivorous snails.

3 – Ocean Quahogs (52310):

It shall be unlawful to dig, take or possess any ocean quahogs (Arctica islandica), taken from Maine coastal waters and those offshore waters of the exclusive economic zone (EEZ/200 mile limit) between the ME/NH border AND the US/Canada border.

EXCEPTION: east of Cape Split (Addison) and west of Hopkins Point (Jonesport); AND east of Point of Maine (Machiasport) and west of Great Head (Cutler).

4 - Whelks (52311):

All Maine flats and waters located between the New Hampshire boundary and the Canadian boundary out to the jurisdiction of the United States are closed for the taking of whelks.

There is one EXCEPTION to this rule. The common Northern whelk (also known as the waved whelk) and the Stimpson’s whelk can be harvested in the waters of the State of Maine, except where there is a PSP closure in place for carnivorous snails.

Flood Closures (52304):

There are no flood closures at this time.

Rainfall, Tide, Sewage Treatment Plant and River Discharge Conditional Areas (52305):

The following list includes changes to the conditional areas which are currently closed for shellfish harvesting. This notice was last updated on June 29, 2018.

Wastewater Treatment Plant Closures:

The following areas are closed due to a CSO or bypass eventThe areas will REOPEN EFFECTIVE 00:01 HOURS, JULY 19, 2018. 

Area No. 55: Area D.1 and D.2 - Machias WWTP

The following areas are closed due to greater than one inch of rainfall in a twenty-four hour period and will REOPEN EFFECTIVE 00:01 HOURS, July 12, 2018.

Area No 11: areas (C. and D.) in the Nonesuch and Scarborough Rivers, Scarborough.

Area No. 14: area (D.) in the Cousins River, Yarmouth.

Area No. 15: area (B.) in the Harraseeket River, Freeport.

Area No. 16: area (B.) in Maquoit Bay, Brunswick.

Area No. 19-A: areas (C.1. and C.2.) in Mill Cove, West Bath.

Area No. 21-C: area (B.) in the Sheepscot River, Woolwich/Wiscasset/Westport.

Area No. 21-E: area (C.) in the Sheepscot River, Woolwich/Georgetown/Westport.

Area No. 21-D: area (C.) in Cross River, Boothbay.

Area No. 30-I: area (C.) in the Salt Pond, North Haven