The Nature Conservancy Australia. (2019, May 27). Swan River Rescue Channel 9 report. Retrieved from https://www.youtube.com/watch?v=PCrTtlWM2tY&feature=emb_logo
This programme defines what an estuary is, explains where they are found, and describes the ways that they are formed. It also includes a case study of a typical estuary and how tidal flow, salt water wedging, seasonal change, human use and pollution are effecting it