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Maine PSP (Red Tide) Closures: Shellfish Biotoxin Area Inventory

During normal business hours, CONTACT: for western Maine (west of Bucksport): 633-9500, for eastern Maine (east of Bucksport): 667-5654

During weekends/holidays, CONTACT: appropriate State Police barracks
From New Hampshire border to Brunswick, barracks 1-800-228-0857
From Cushing/Boothbay to Lincolnville/Belfast area, barracks 1-800-452-4664
From Belfast to Canadian border, barracks 1-800-432-7381

Select this link for an information page about red tide: Maine DMR: Red Tide, or Harmful Algal Blooms.

See below for instructions, warnings, disclaimer, and related information.

Species specific Exception Areas are defined in the text and are subject to strict sampling requirements that ensure the safety of harvested product.  Bivalve shellfish may be wet stored by certified dealers who are located in an exception area and currently hold a valid wet storage permit issued by the Department in accordance with DMR Regulations 15.32 to 15.35.

Area Number
Name of Closure
Effective Date
Species Banned in all or some portion of the closure
South Berwick to Pemaquid Point (Bristol)
Pemaquid Point (Bristol) to Stockton Springs/Deer Isle/Stonington
Stockton Springs/Deer Isle/Stonington to Point of Maine (Machiasport)
Point of Maine (Machiasport) to Calais
ME/NH Border to Schoodic Point (Winter Harbor)
Schoodic Point (Winter Harbor) to the Canadian Border
Maine Coast
Whole scallops and scallop viscera
Maine Coast
Whelk species
(see notice description)


  • To view the legal notices and the accompanying closure maps, select the Area Number above.
  • To open the PDF files, you will need Adobe Reader 6.0 or higher.  Download the free Adobe Reader software here.  Contact Kohl Kanwit if you need an alternate format.
  • Species Banned abbreviations:
    M   = Mussels
    EO = European Oysters
    CS = Carnivorous Snails
    C   = Soft-shell clams (Mya arenaria)
    AO = American Oysters
    BQ = Bay Quahogs (Mercenaria mercenaria)
    SC = Surf (Hen) Clams
    OQ = Ocean Quahogs (Arctica islandica)


  • Bacterial closures are not included in the list above!
  • If this website has not been updated you may check the hotline at 1-800-232-4733 to see whether or not an area is open or closed. Be advised that the best information comes from your local Marine Patrol Officer, local shellfish warden, or your local Marine Patrol office.
  • This website was last updated November 12, 2014
  • This website is generally only updated during normal business hours.


  • The Department of Marine Resources makes every effort to ensure that published information is accurate and current. Neither the State of Maine, nor any agency, officer, or employee of the State of Maine warrants the accuracy, reliability or timeliness of any information published on this website, and shall not be held liable for any losses caused by reliance on the accuracy, reliability or timeliness of such information. Portions of the information may be incorrect or not current. Any person or entity that relies on any information obtained from this system does so at their own risk. Information on this site should not be relied upon for legal purposes.
  • Contact Kathleen Brosnan for a certified copy.

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