Native to the west coast of Canada and the northwest coast of the United States (primarily Washington and British Columbia), these marine bivalve mollusks are the largest burrowing clams in the world, weighing in at an average of 0.7 kilograms (11⁄2 lb) at maturity, but specimens weighing over 7 kilograms (15 lb) and as much as 2 meters (6 ft 7 ...

a very large, edible, saltwater clam of the genus Panope that burrows into the mud, feeding through a long siphon, the so-called neck, that extends upward: specimens of P. generosa …

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