Sealed perfectly and frozen. Haven’t experimented with it however. Does have a robust fish scent on the surface with the bag. It seems yummy. Lots of Gulf and Atlantic states should have mackerel seasons, dimension or weight minimums, bag boundaries, and also other polices to help keep the inhabitants flourishing https://norwegian-salmon-near-me07273.affiliatblogger.com/84001031/not-known-facts-about-fresh-frozen-mackerel