Related Clues:

• Sound, for one
• Narrow passageway for water
• Fjord's cousin
• Narrow inlet hugely useful in constructing crosswords
• Crossword creek
• Cove on the coast
• Increasingly shallow inlet
• Firth, for one
• Shore recess
• Southwest stream
• Coastal cove
• Fjord cousin
• Southwestern creek
• Long, narrow inlet
• Arm, perhaps