this takes a lot of practice. This is a slate with an attached pencil that Master Reef Guides Le’a is holding, and tied to the slate using rubber bands is a RHIS survey (Reef Health Impact Survey). Regularly she, and other Master Reef Guides fill these out as they provide an accurate snapshot of what’s going on at their reef sites. From counting species, coral coverage to risks and threats, it covers all the essentials. All this data goes to the @gbrmarinepark to help better protect the Reef. Wh