Aquaculture activities include restoring, planting, growing, harvesting, transporting, and selling fish, shellfish, and aquatic plants. In Washington, these activities occur in all types of water bodies — from streams, rivers, and lakes, to Puget Sound and the Pacific Ocean coast.

Aquaculture is dynamic. Production methods and processes constantly evolve. This means the state's regulatory, permitting, and scientific landscape also shifts to address changes to the industry.

We help protect and restore Washington’s aquatic resources through planning and regulations. We work closely with local and tribal governments, state and federal agencies, the private sector, and the public to better understand the relationship between aquaculture, natural systems, and people. Our management decisions are based on science to ensure Washington's shorelines remain viable now and for future generations.

Shellfish aquaculture

Clams, mussels, and oysters from Washington’s cool, clean waters are prized by residents and others around the world. Commercial shellfish operations are regulated at the local, state, tribal, and federal levels.

Finfish aquaculture

Washington has both a policy and a regulatory role in managing and regulating finfish aquaculture. There are two main types: