High levels of mercury in fish:
- Amberjack
- Grouper
- Halibut
- King Mackerel
- Maine Lobster
- Orange Roughy
- Saltwater (sea) Bass
- Sea Trout
- Shark
- Swordfish
- Tuna (Ahi, Blue-fin, Yellowfin, White Albacore)
Medium levels of mercury in fish:
- Alaskan Cod
- Blue, Snow, Dungeoness Crab
- Freshwater Perch
- Mahi-Mahi
- Monkfish
- Skate
- Snapper
- Striped or Black Bass
- Tuna (Fresh Pacific) Albacore, Canned Chunk Light
Low levels of mercury in fish:
- Calamari
- Catfish
- Clams
- Crawfish
- Flounder
- Freshwater Trout
- Haddock
- Herring
- King Crab
- Ocean Perch
- Oysters
- Pacific Sole
- Pollock
- Rock Lobster
- Salmon
- Sardines
- Scallops
- Shrimp
- Sturgeon
- Tilapia
- Whitefish