Division of Environmental Health Food Safety and Sanitation Program

The DEC mandates biotoxin monitoring plans for commercially harvested shellfish. Current monitoring plans for geoduck clams or other shellfish:

Geoduck Clam Biotoxin Monitoring Plan

This document describes Alaska's plan to mitigate risks associated with unacceptable levels of biotoxins in Alaska's waters.

Marine Biotoxin Monitoring and Contingency Plan for Bivalve Shellfish other than Geoducks

This document outlines Alaska’s plan to mitigate risks to public health present in bivalve shellfish (other than geoducks) as a result of marine biotoxins, particularly Paralytic Shellfish Toxin (PST), that cause Paralytic Shellfish Poisoning (PSP).

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Paralytic Shellfish Poisoning (PSP)

First Aid for Victims of PSP (Sea Grant)

What to do if you think you or someone you know has paralytic shellfish poisoning

PSP FAQ and basic info in Alaska

How to avoid Paralytic Shellfish Poisoning fact sheet

Know Before You Dig

If you choose to harvest shellfish in Alaska, it is important you know the facts about PST, know the species you plan to harvest, and know the symptoms of paralytic shellfish poisoning and get help quickly

Sea Grant PSP Publications

Information and publications on paralytic shellfish poisoning

Aleutian Pribilof Islands Association PSP Information

History and PSP knowledge base

Kachemak Bay National Estuarine Research Reserve

Kachemak Bay represents a special piece of Alaska’s coastline with beautiful scenery, abundant wildlife, and a vibrant local community that draws deeply from the ecosystem for its well-being

Norovirus and Domoic Acid

Norovirus FAQ

Washington Department of Health: Norovirus is a highly contagious virus that can cause viral gastroenteritis, often called "food poisoning" or the "stomach flu."

Environment Alaska: Domoic Acid in Alaska

One emerging toxin found in low levels in Alaska is domoic acid (DA) produced by several diatom species in the genus Pseudo-nitzschia.

Alaska Harmful Algal Bloom Network

Advisories are based on shellfish and phytoplankton observations at each listed location.

Harmful Algal Bloom 101

Dinoflagellates are a group of microscopic single-celled organisms or protists that are dominantly autotrophic (i.e., primary producers).