What are the dark spots on salmon?

Chef's answer
The black spots are comprised of inflammation effects and scar formation, a sign of both acute and old tissue damage. Salmon have a special type of immune cells that produce melanin. It is these cells that give rise to the discolouration.
Frequently asked Questions 🎓
As bananas ripen, their skin starts to change color from yellow to brown and finally to black. Yellow and brown bananas are safe to eat. But when bananas become black, it is an indication of rot..
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A: Black spots on the shells of crustaceans are typically composed of melanin, which is the end product of a series of immunological reactions. This means the crab was likely responding to some shell damage that could be caused by physical trauma or a disease agent.
What is the black stuff inside lobster tail? The roe will be black and will appear gelatin-like if your lobster is under-cooked. It is edible but can also be rinsed out..
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