• The nominal mark for Castor Rock – An extensive area of rocky reef north of Roman Rock lighthouse with several pinnacles.

This site is in the Table Mountain National Park Marine Protected Area (2004). A permit is required. The site is mostly inside the Boulders Restricted Zone.

These areas are situated along the South African Coast and are accessible to the public and are known dive locations to the locals from in and around the area, please respect their local fauna and flora, remember limit your catch and don’t catch your limit.