Here is the WRTC's skill set:
4.9 Open Water Scuba Skills. These open water scuba skills are to be performed while
diving in the open water, wearing a minimum instructional scuba diving system.
- Diving system assembly and disassembly (at water's edge)
- Equipment inspection (at water's edge)
- Entries and exits
- Proper Weighting
- Mouthpiece clearing – snorkel and regulator
- Regulator/snorkel exchanges at the surface
- Controlled descents and ascents
- Underwater swimming
- Mask-clearing
- Buddy-system techniques
- Underwater and surface buoyancy control
- Diver assistance techniques (self/buddy)
- Surface-snorkel swimming with full diving system
- Removal and replacement of weight/ballast system
- Removal and replacement of scuba system
- Out-of-air emergency alternatives
- Equipment care and maintenance (at water's edge)
- Underwater navigation
You can find the whole document here:
OpenWaterDiver.zip