For a discussion of the tradeoff between O3 and Mg intake in eating fish, see Elsevier In short, they don't recommend against eating canned fish because the O3 benefit outweighs the mercury risk. Exceptions are for children and women who are bearing or may bear children
Albacore is a mid-size tuna (yellowfin spp and bluefin spp are typically bigger). However, in the USA at least, it is the species that tests highest for Mg in canned fish
Four years Primal with influences from Jaminet & Shanahan and a focus on being anti-inflammatory. Using Primal to treat CVD and prevent stents from blocking free of drugs.
Eat creatures nose-to-tail (animal, fowl, fish, crustacea, molluscs), a large variety of vegetables (raw, cooked and fermented, including safe starches), dairy (cheese & yoghurt), occasional fruit, cocoa, turmeric & red wine