Some recipes require pressure cooking till the bones and heads grow to be delicate and safe to consume. Applying fillets like salmon or tuna fillets will considerably lessen cooking time. An 1835 illustration from the Atlantic mackerel. The Atlantic mackerel has an elongate, fusiform body having a long, pointed snout. https://atlantic-mackerel-taste37036.blogacep.com/36966649/considerations-to-know-about-atlantic-mackerel-images