Related Clues:

• Do the butterfly, e.g
• Take dip in waterless Wimborne
• Do the dog-paddle
• Learn to crawl, perhaps
• Cross a channel, in a way
• Go like a fish
• Freestyle or crawl, for example
• Do the crawl, e.g
• Move like a fish
• Be fishy?
• Take part in a triathlon
• Do a school activity?
• Do the backstroke, say
• Move through water so well in motorboat, initially
• Do some pool playing