Siuslaw River Estuary (IMAGE) NOAA Fisheries West Coast Region Caption Estuaries such as the Siuslaw River estuary in Oregon are some of the richest and most productive habitat known. Credit Laura Brophy/Institute for Applied Ecology Usage Restrictions Laura Brophy/Institute for Applied Ecology License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.