Massachusetts Seafloor

This photograph is of the seafloor off the Massachusetts coast and shows sea stars, blood stars, blood drop tunicates, mussels and barnacles on cobbles and boulders covered with bubblegum algae and red filamentous algae. This photograph was collected as part of USGS research in collaboration with the Massachusetts Office of Coastal Zone Management to support development of the Massachusetts Ocean Management Plan and management of the state's waters.