Related Clues:

• Keep from flowing
• Levee (Var.)
• Hydroelectric power site
• Pedigree listing
• Mother among mammals
• Barrier
• Mica, for one
• Grand Coulee, for one
• Classic British war film, "The ___ Busters"
• Reservoir's edge
• TV's Dick Van __
• Beaver job
• Hydroelectric option
• Mica or Gardiner
• Beavers' construct