Site de plongée
Boesmansgat (Bushman's Hole)
Mount Carmel farm, Northern Cape, South Africa
- Profondeur typique
- 270 m
- Type
- Grotte
- Niveau
- Technical
Notes
Inland freshwater sinkhole opening from a small surface pool to a chamber 270+ m deep. One of the world's deepest dived sinkholes; site of the 1994 Deon Dreyer fatality and the 2005 Dave Shaw fatality during the attempt to recover Dreyer's body.
Faune marine
- Other
- almost no life past 50 m — the dive is geological, not biological
- Invertebrates
- freshwater crabs in the upper chamber
Caractéristiques du site
- Cave
- Sinkhole
- Overhead Environment
- Trimix
- CCR Recommended
- Extreme Depth
- Altitude
- Permit Required
- No Light
- Freshwater
Quand plonger
- Idéal
- Mar–May, Sep–Nov
- À éviter
- Jun–Aug
Inland Northern Cape — surface pool is small and shaded, dive conditions are stable year-round; access is gated by the landowner and by the diving team's capability rather than by weather. Southern hemisphere winter (Jun–Aug) is cold on the surface support.
Conditions & accès
- Visibilité
- 10–30 m
- Température
- 16–18 °C
- Courant
- None
- Accès
- Restricted
- Niveau requis
- Hypoxic trimix or CCR with full cave certification. The site is restricted to invited expeditions; recreational diving is not permitted. Deon Dreyer died here in 1994; Dave Shaw died in 2005 attempting to recover Dreyer's body.
Emplacement
28.5908° S, 23.2872° E
Sources
Issu de 2 sources
Intégrez Boesmansgat (Bushman's Hole) à votre plan de plongée.
Ouvrez le planificateur avec ce site présélectionné sur la carte.
Ouvrir le planificateur →