Tabby cat is also a light colored "butterfly" pattern on the shoulders and three thin stripes (the center stripe is dark) running along its spine. Like the Mackerel tabby, Classic tabbies have dark bars on the legs, tail, and cheeks. The Ticked (or Stripeless) tabby pattern produces agouti hairs, hairs with distinct bands of color on them, breaking up the tabby patterning into a "salt-and-pepper" or "sand"-like appearance. Residual ghost striping or "barring" can often be seen on the lower legs, face, and belly and sometimes at the tail tip, as well as a long dark line running along the back, usually
Mackerel 21 species in all—18 of those are classified into the genus "Scomberomorus", two into "Grammatorcynus", and a single species into the monotypic genus "Acanthocybium". In addition, a number of species with mackerel-like characteristics in the families Carangidae, Hexagrammidae and Gempylidae are commonly referred to as mackerel. There has been some confusion between the Pacific jack mackerel ("Trachurus symmetricus") and the heavily harvested Chilean jack mackerel ("Trachurus murphyi"). These have been thought at times to be the same species, but are now recognised as separate species. The term "mackerel" is also used as a modifier in the common names of other