NAUIAdvanced Open waterDiverorequivalent. For this course, equivalency is proofofcertificationbeyondentrylevelwithexperiencein deep diving andunderwaternavigation.
Monad Shoal is classified as an intermediate dive, and most shops require divers to have advancedopenwater or deep dive certifications since the depth surpasses the normal 18m limit for openwater divers.