Giants Castle
Tofo · Mozambique
Deep reef pinnacle northeast of Tofo Beach famous as a smalleye stingray aggregation site — the world's largest sting ray, almost endemic to this stretch of Mozambique coast. Bull sharks and big groupers patrol the outer wall.
Conditions
Depth
22 to 35 m
Advanced depths
Current
Can be moderate
Can pick up on the edge
Visibility
10 to 20 m
Clearest in the calm season
Water
21 to 28°C
Temperate wetsuit
Month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Water (°C) | 26 | 26 | 26 | 25 | 23 | 22 | 21 | 21 | 22 | 24 | 25 | 26 |
| Vis (m) | 15 | 15 | 15 | 15 | 15 | 10 | 10 | 10 | 15 | 15 | 15 | 15 |
| Current | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
Your chances of seeing each animal
Smalleye stingray
Last confirmed Apr 15, 2026 · 130 records
Almost always
Nearly every dive
Giraffe Seahorse
Last confirmed Jun 22, 2026 · 13 records
Very likely
Most dives
Potato bass
Last confirmed Sep 24, 2025 · 1 records
Likely
About 6 in 10 dives
Honeycomb moray
Last confirmed Jun 3, 2026 · 5 records
Likely
About 6 in 10 dives
Indian Lionfish
Last confirmed Jun 22, 2026 · 5 records
Likely
About 6 in 10 dives
Whale Shark
Last confirmed Sep 21, 2024 · 1 records
Sometimes
About 1 in 3 dives
Zebra Shark
Last confirmed Sep 23, 2025 · 1 records
Sometimes
About 1 in 3 dives
Bull shark
Expected
Known here, not yet in recent logs
Gear