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Visit Paralytic Shellfish Poisoning Forecast

Paralytic Shellfish Poisoning Forecast

Predictions from the Paralytic Shellfish Poisoning (PSP) Forecast are not representations of fact or guarantees of future toxicity levels, and this forecast cannot be used to determine whether seafood is safe to eat or harvest. Determinations of safety should be based on shellfish toxicity testing. This forecast is the product of a collaboration between the Maine Department of Marine Resources and Bigelow Laboratory for Ocean Sciences.
2025
Maine DMR Bureau of Public Health, Bigelow Laboratory for Ocean Sciences
Visit Upcoming Aquaculture Public Meetings, Hearings, and Scoping Sessions

Upcoming Aquaculture Public Meetings, Hearings, and Scoping Sessions

Lists all upcoming aquaculture public meetings, hearings, and scoping sessions and give the date, time, town and location for them.
2025
Maine DMR Division of Aquaculture
Visit Maine Aquaculture Harvest, Lease, and License (LPA) Data

Maine Aquaculture Harvest, Lease, and License (LPA) Data

Comprehensive information on aquaculture leases and Limited-Purpose Aquaculture (LPA) licenses, including details on active and denied lease decisions, pending applications, and interactive data tables with links to maps and documents.
2025
Maine DMR Division of Aquaculture
Visit Resources for Growers

Resources for Growers

DMR resources for growers including approved hatcheries, biosecurity, shellfish sanitation, harvest and reporting, and forms.
2025
Maine DMR Division of Aquaculture
Visit Approved Hatcheries For Shellfish Species

Approved Hatcheries For Shellfish Species

DMR-approved hatchery status is contingent upon a variety of factors including clean pathology reports and hatchery inspections. Given this, the list below is subject to change.
2025
Maine DMR Division of Aquaculture
Visit Water Quality Monitoring Forms and Protocols

Water Quality Monitoring Forms and Protocols

List of all forms including volunteer quality assurance training, training checklist, application and liability waiver, water sampling field data sheet, and a data sheet for GPS coordinates.
2024
Maine DMR Bureau of Public Health
Visit Shellfish Dealer Application Forms

Shellfish Dealer Application Forms

Licenses AND Sanitation Certificates must be applied for online! This is new and the preferred system for applications now. This includes Shellstock Shipper Certificate, Shucker-Packer Certificate, Shellfish Reshipper Certificate, and Depuration Processor Certificate.
2024
Maine DMR Bureau of Public Health
Visit Shellfish Sanitation and Management Forms

Shellfish Sanitation and Management Forms

List of all forms used by the Bureau of Public Health.
2024
Maine DMR Bureau of Public Health
Visit Mussel Aquaculture in the Northeast

Mussel Aquaculture in the Northeast

Overview of mussel farming systems, mussel spat collection, seed stripping and stocking, problems occasionally encountered, processing, packaging and shipping, site selection, and planning a business.
2024
Northeastern Regional Aquaculture Center
Visit From Harvest to Table: The Perfect Shellfish

From Harvest to Table: The Perfect Shellfish

This brochure reviews what Vibrio is and how to reduce illness from Vibrio by achieving and maintaining temperature controls when harvesting and transporting shellfish.
2024
East Coast Shellfish Growers Association
Visit DMR Aquaculture Staff

DMR Aquaculture Staff

Lists contact information for DMR’s aquaculture program staff who are located in Augusta and the Boothbay Harbor Lab.
2024
Maine DMR Division of Aquaculture
Visit Disinfection for used shellfish equipment

Disinfection for used shellfish equipment

After purchasing used shellfish production equipment, it is strongly recommended to thoroughly clean and disinfect the gear prior to use to limit the risk of introducing disease or invasive species. An easy-to-use process is as follows:
2024
Maine Sea Grant
Visit Best Management Practices for the East Coast Shellfish Aquaculture Industry

Best Management Practices for the East Coast Shellfish Aquaculture Industry

In depth document created to provide the information and a framework that will enable a shellfish farmer to write a comprehensive Best Management Practices document focusing on gear/operation and maintenance, user conflicts, permitting/siting, and environmental concerns.
2024
East Coast Shellfish Growers Association
Industry Perspective

A Guide to Site Selection and Mapping

Embarking on a journey in aquaculture is an exciting endeavor, but success begins with careful consideration of site selection and mapping. In the coastal waters of Maine, a region rich in marine biodiversity, choosing the right site is paramount to the success of any aquaculture venture.

Alicia Gaiero, Owner
2023
Visit Best Practices for the East Coast Shellfish Aquaculture Industry

Best Practices for the East Coast Shellfish Aquaculture Industry

In September 2023 the ECSGA updated its 2010 Best Management Practices manual. Building on the 2010 version, this update adds a new section on the management and handling of floating gear, hundreds of embedded links, info on new gear types and a revised bibliography. ECSGA also completely revamped the tool to create your own farm-specific Best Practices document: the Best Practices Form.
2023
East Coast Shellfish Growers Association
The Maine Aquaculturist’s Guide to Selling Shellfish

After putting in a lot of time and effort to grow your product to market size, it's time to sell them! You want to make sure you follow the Maine DMR regulations and have the appropriate licenses & certifications.
2023
The Maine Aquaculturist
Visit Aquaculture LPA and Lease Requirements

Aquaculture LPA and Lease Requirements

Answers questions like "What can I grow?", "How much space can I occupy?" "How long does a lease or license last?", "How much will it cost?", "What type of gear can I use?", and more.
2022
Maine DMR Division of Aquaculture
Visit Limited Purpose Aquaculture (LPA) License Application

Limited Purpose Aquaculture (LPA) License Application

This DMR page includes LPA License Applications for new LPAs, Riparian List form, Additional Information to assist in completing LPA license application forms, Sample Gear Plans and Vicinity Maps, Sample Mooring Designs, LPA Laws and Regulations, and LPA and Quiz Supporting Documents.
2022
Maine Department of Marine Resources
Looking for Gear?

This is a list of aquaculture gear and service businesses including oyster gear, mussel gear, seaweed gear, scallop gear, general marine gear, marine services (moorings/diving/boat repair) harvest/processing gear, and water monitoring gear. Lists were compiled by surveying Maine aquaculturists.
2022
The Maine Aquaculturist
Visit Purchasing Shellfish Factsheet

Purchasing Shellfish Factsheet

This document is intended to help Maine restaurant owners and staff understand the risks of handling shellfish, and how to manage them safely and effectively.
2022
Maine Sea Grant, Maine DMR Bureau of Public Health, Hospitality Maine
Visit Maine Enhanced Retail License Holders

Maine Enhanced Retail License Holders

A list that contains the names of markets and restaurants that are licensed to purchase shellfish directly from harvesters, then sell them in the retail trade only.
2022
Maine DMR Bureau of Public Health
Visit Maine Aquaculture Marking Requirements

Maine Aquaculture Marking Requirements

Maine aquaculture marking requirements (effective January 1, 2023) for lease sites and LPA sites with a sample marker buoy image.
2022
Maine DMR Division of Aquaculture
Visit Interstate Certified Shellfish Shippers List

Interstate Certified Shellfish Shippers List

List all interstate certified shippers that can ship fresh and frozen oysters, clams, mussels, whole or roe-on scallops and is published monthly.
2022
U.S. Food and Drug Administration
Visit Aquaculture Harvest License FAQs

Aquaculture Harvest License FAQs

The aquaculture harvest license authorizes LPA and lease holders to sell product harvested from their sites. If you are selling product from any of your aquaculture sites, you need to obtain an aquaculture harvester license.
2022
Maine DMR Division of Aquaculture

Species

Key Ideas

Results

Paralytic Shellfish Poisoning Forecast

Upcoming Aquaculture Public Meetings, Hearings, and Scoping Sessions

Maine Aquaculture Harvest, Lease, and License (LPA) Data

Resources for Growers

Approved Hatcheries For Shellfish Species

Water Quality Monitoring Forms and Protocols

Shellfish Dealer Application Forms

Shellfish Sanitation and Management Forms

Mussel Aquaculture in the Northeast

From Harvest to Table: The Perfect Shellfish

DMR Aquaculture Staff

Disinfection for used shellfish equipment

Best Management Practices for the East Coast Shellfish Aquaculture Industry

A Guide to Site Selection and Mapping

Best Practices for the East Coast Shellfish Aquaculture Industry

The Maine Aquaculturist’s Guide to Selling Shellfish

Aquaculture LPA and Lease Requirements

Limited Purpose Aquaculture (LPA) License Application

Looking for Gear?

Purchasing Shellfish Factsheet

Maine Enhanced Retail License Holders

Maine Aquaculture Marking Requirements

Interstate Certified Shellfish Shippers List

Aquaculture Harvest License FAQs