Concerns over ecological effects of geoduck aquaculture operations in Southern Puget Sound

Geoduck clams are the largest of the worlds burrowing clams and are sought after for the domestic and Asian market. In the 1970's commercial harvesting began, with divers taking clams from wild populations at depths of 18 to 70 feet. The method used today is to culture the clams in the sands of the intertidal zone. Cultured geoduck is a growing sector within the industry and is worth more than Can$50 million (€38.17 million) per year.

Geoduck farm on Harstine Island west of Seattle on Puget Sound.

However despite the value of the geoduck industry many are concerned about possible negative effects of growing clam production. Concerns include the possibility of ecological damage to Puget Sound ecosystems, displacement of traditional shellfish growing activities, perceived incursions on private property, and disruption of scenic views from shoreline residences.  The concerns fuel political controversy and tensions between shell fishery interests and those focused on other values. Read more ...

This blog is written by Martin Little, The Aquaculturists, published and supported by the International Aquafeed Magazine from Perendale Publishers. To get your copy of 'PPLAPP' click here.