Are you supposed to eat the GREY part of salmon?

Chef's answer
Is it okay to eat? A: Salmon (and other fish) develop a gray-brown layer of insulating fat between their skin and flesh. ... Yes, it's okay to eat it, though some people dislike the intense flavor. Like the fat deposited within the flesh, this gray layer contains heart-healthy omega-3 fatty acids.9 Sep 2014
Frequently asked Questions 🎓
That reddish-orange is the color of wild salmon flesh, sure, but it's most definitely not the color of farmed salmon flesh. ... Naturally, farmed salmon flesh is gray.13 Mar 2015
Looking at Raw Meat After extended storage, the gray-brown color is a sign of spoilage if the meat is also sticky to the touch, smells bad and develops a clear goo on the meat's surface. Do not taste or cook this meat
Exposure to light and oxygen causes oxidation to take place, which causes the breaking down of color pigments formed during the curing process. ... For example, cured raw pork is gray, but cured cooked pork (e.g., ham) is light pink. For more information please see Color of Meat and Poultry.17 Jul 2019
Gray corned beef is said to have a better taste than red. The gray meet is softer and sweeter. Gray corned beef is also less salty than red corned beef.
Some hot dog brands have been moving away from sodium nitrite, a chemical that cures the meat, prevents foodborne illnesses like botulism, extends the wieners' shelf life and also is used to preserve that pink color. Without it, hot dogs would appear an unappetizing gray.3 Jul 2017
This is the color of a freshly butchered piece of meat. But when myoglobin gets exposed to oxygen, it turns into a compound called oxymyoglobin. ... The presence of oxygen, however, eventually turns beef grayish-brown. Myoglobin's chemical compound contains iron, which, after a few days of oxygen exposure, will oxidize.
Commercial sausages usually have nitrites in it which give it that reddish color. Without it, like all meat that isn't browned first will will have that grey-ish pallor. It just means it's cooked. Pork meat turns gray after it's been cooked.
A few more cooking questions 📍