Watermans Bay and Trigg information:
Coast 2017. Britannica School. Retrieved 18 May 2017, from http://school.eb.com.au/levels/middle/article/coast/603633
Doing Australia's West Coast 2004, Little Hills Press, Sydney.
North Beach Discussion Paper 2010, City of Stirling, Pdf, accessed 18 May 2017, <https://www.stirling.wa.gov.au/development/