What Is Offsides in Hockey? Hockey is very distinct from all other forms of sports in that the playing field is divided into three distinct zones or areas. Each zone is identified by two blue lines drawn on the skating ice. These lines are also used to determine the players' offsides position. What Is Offsides in Hockey? Offsides Hockey occur when both hockey skates are … [Read more...] about What Is Offsides in Hockey? [Icing vs Offsides?]