Related Clues:

• Close to the ground
• Word sung before ''sweet chariot''
• Not high
• Illegal kind of blow
• Submarine zone
• Benthic
• Requiring scuba gear, say
• Far out from the shore
• Call on a pitch
• Feeling sad
• Weather-map area
• Nearing depletion
• Needing a refill
• Downhearted
• Craven