RLS turned 10 years old and held two celebratory events in Perth, WA, and Port Stephens, NSW.
The RLS website saw a 162% increase in the number of sessions and was used by 12,483 people from 154 countries.
RLS discovered a new population of endangered Red Handfish, Thymichthys politus, on the Tasman Peninsula, with the good-news-story quickly going viral on social media.
2017/18 saw 941 surveys completed by 64 divers across 355 sites.