Hatfield Marine Science Center is at 2030 S.E. Marine Science Dr. on Yaquina Bay, which is reached by access roads from the southern end of the Yaquina Bay Bridge. This is Oregon State University's coastal campus for marine science research and education. The visitor center has aquariums, interactive exhibits, tide pools and displays about marine research. Films about whales and other marine topics are shown daily in the auditorium.
Guided nature walks along the estuary are available during the summer season.