Well here’s the real thing. This bore tide was one of the many I researched for the book. Many thanks for the link to Gillian Pollack. You can read more about this 5-mile surf ride here.

And you can see what I did with the concept in The Tainted! Which was, by the way, voted by readers as one of the ten most popular reads in the first ten years of Harper Collins Voyager books in Australia.