Related Clues:

• Low-class watering hole
• Small waterway
• Small spot for fishing
• Stretch of water between locks in a canal
• Squalid place
• Amoeba's home
• Plunge headfirst
• A shinny milieu
• Duck's milieu
• Do a jackknife, say
• Act like a loon?
• Koi container
• Ducky place for ducks
• Koi's place, often
• Duck's domain