gweduc

/ˈɡwiːdʌk/
noun
  1. A large edible clam found along the Pacific coast of North America, with a long, thick siphon.
    • My uncle brought home a huge gweduc he caught while diving in Puget Sound.
    • The restaurant served fresh gweduc chowder that was incredibly rich.
    • Harvesting gweduc requires digging deep into the sandy beach at low tide.