Canned Tuna Made for Kids, Pregnant Women & Everyone! Low Mercury Sustainably Caught Tuna from Thailand, Packed in the United States Safecatch brand brings you the only Tuna in the world certified as Safe for pregnant women due to its lowest mercury levels. Every Tuna is hand caught and tested for mercury levels at Safecatch, Only the tuna with 10times lesser mercury than FDA approved is then processed meticulously without any fillers or additives. We only source sustainably caught Pole and Line or FAD Free tuna.