Body: People who study "Water sports: Canoeing, sailing, yachting, scuba diving..." investigate competitive physical activities centered on a body of water.
A few notable experts of "Water sports: Canoeing, sailing, yachting, scuba diving..." include Greg Louganis, Michael Phelps, Katie Ledecky, Oksana Masters.
Some questions in "Water sports: Canoeing, sailing, yachting, scuba diving..." involve Rules, Safety, History.
Some reasons we look at "Water sports: Canoeing, sailing, yachting, scuba diving..." include start or advance a professional career. Enjoyment.