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HAB impacts occur worldwide, and dozens of organizations are responding at different scales with different goals. Some groups put their energy into researching the biology or mitigation of HABs, while others focus on citizen outreach and education, and others focus on proactive water quality monitoring and management. The links below include directories of state, regional, federal, and international HAB resources, as well as collections of useful test services, toxin hotlines, and educational resources regarding HABs.


Amnesic Shellfish Poisoning

National and International Resources

Ciguatera Fish Poisoning

States, Tribes, and Regional Resources

Commercial Services and Products

Fact Sheets


Toxin Hotlines

Educator Resources

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Alexandrium tamarense

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