• Bad Bug Book, 2nd Ed. - FDA (info on shellfish toxins, grayanotoxins, scombrotoxin, gempylotoxin, ciguatoxin)
• Domoic Acid - A Major Concern to Washington State's Shellfish Lovers
• Domoic Acid - EFSA Scientific Opinion
• Harmful Algal Blooms: Paralytic Shellfish Poisoning - NIH
• Health Advisories for California Finfish, Shellfish and Crustaceans - CA Dept. of Fish and Game
• Marine Toxins - CDC
• Paralytic Shellfish Poisoning - The Alaska Problem - Alaska Sea Grant
• Paralytic Shellfish Poisoning Information and Publications - Alaska Sea Grant
• Paralytic Shellfish Toxin Rise to Dangerous Levels (2017)
• Pre-harvest Shellfish Protection and Marine Biotoxin Monitoring Program - CA Dept. of Health Services  
• Red Tides: Questions and Answers
• Seafood Safety and Natural Marine Toxins (Automatic Powerpoint Download)
• Seafood Safety - National Academy of Sciences
• Seafood Toxins (FDA Laboratory Manual) - FDA
• Tetrodotoxin, FDA Advisory on Puffer Fish for Industry (2007)
• Tetrodotoxin: FDA News Release, FDA Provides Advice on Safe Sources of Puffer Fish (2007)
• Tetrodotoxin - Mislabeled Monkfish Believed to be Pufferfish (2007) - Aquafeed
• Tetrodotoxin - Malaysia to Make Sale of Pufferfish Illegal if Toxin not Removed (2017)