The correct spelling of the word is "pollock" /ˈpɒl.ək/ which is a type of fish, related to cod. The word is derived from the Anglo-Saxon word "poloc" which means "head". Pollock are a popular food fish, and are caught in the North Pacific and North Atlantic Oceans. It is often used in recipes such as fish and chips, or baked with a variety of herbs and spices. Despite its popularity, the spelling of "pollock" is often misspelled as "pollick".