31. Once a tidal estuary , Lake Seminole was created in the 1940s by closing the upper portion of Long Bayou. 32. It is situated opposite the city of Plymouth across the Hamoaze which is the tidal estuary of the River Tamar. 33. Below the dam at Ravine Drive Matawan Creek becomes a tidal estuary , meandering through a salt marsh to its mouth. 34. It rises in northwestern Jacksonville, where it widens into a tidal estuary approximately two miles ( 3.2 km ) wide. 35. Te Wairahi Stream flows from the northwest into Whananaki Inlet, a wide tidal estuary which separates Whananaki from Whananaki South. 36. Fire Island is underlain by sedimentary rocks, atop which lie deep sand and gravel deposits from the surrounding tidal estuary . 37. There are also direct waterfront properties, including two condominium complexes on the Sound and two on the Ash Creek tidal estuary . 38. The river mouth regularly opens and closes depending on the seasons, and alternates between a closed lagoon and a tidal estuary . 39. Above their tidal estuaries , the North Shore rivers are no larger than a good-sized trout stream in the Eastern United States. 40. He acknowledged that nobody could agree on which wetlands, ranging from prairie potholes to huge tidal estuaries , were truly worth preserving.
