Tabby cat the flanks and stomach. An "M" shape appears on the forehead, along with dark lines across the cat's cheeks to the corners of its eyes. Mackerels are also called 'fishbone tabbies', probably because they are named after the mackerel fish. Mackerel is the most common tabby pattern. The Classic (also known as "Blotched" or "Marbled") tabby tends to have a pattern of dark browns, ochres and black but also occurs in grey. Classic tabbies have the "M" pattern on their foreheads but the body markings have a whirled or swirled pattern (often called a "bullseye") on the cat's sides. There
Atka mackerel on their fins. They have 21 spines, and anywhere from 25-29 rays on their dorsal fins, and only one spine (but 24-26 rays) on their anal fins. Found exclusively in the northern Pacific, Atka mackerel are known from Cape Navarin in the Bering sea, and from Stalemate and Bowers Bank in the Aleutian chain to Icy bay, Alaska. They can also be rarely seen as far south as Redondo Beach, California. Atka mackerel can generally be found from the intertidal zone to depths up to 575 meters. Atka mackerel migrate from shelves to coastal waters to spawn which occurs (in