One of the exhibits in the Naval Undersea Museum in Keyport, Washington is about the Ocean Environment.
More museums
Museums 101: Port of Kalama Interpretive Center (photo diary)
Museums 101: The Grand Coulee Dam Visitor Center (photo diary)
Museums 101: An Overview of the Orkney Museum (Photo Diary)
National Museum of Scotland: An Overview (Photo Diary)
Museums 101: The Moses Lake Museum (photo diary)
Museums 101: The Sacajawea Museum (Photo Diary)
Museums 101: The East Benton County Museum (Photo Diary)
Museums 101: The Renton History Museum