mackerel An oily, oceanic fish harvested as being a human food stuff. it's got wavy patterns on its back again. or even a phrase for this kind of wavy markings as they appear on other animals, for example https://alivianngh485414.blogofoto.com/61336899/the-smart-trick-of-how-cats-came-into-the-world-that-no-one-is-discussing