Related Clues:

• Chowder ingredient
• Hardly a big talker
• One unwilling to talk
• Dollar, slangily
• Seafood tidbit
• Happy bivalve?
• Shellfish
• One disinclined to talk
• Bisque morsel, perhaps
• Uncommunicative one
• Quahog
• Digger's find
• Bivalve mollusk
• Mixed seafood item
• Type of mollusk