Heron Island
Raja Ampat · Indonesia
Heron Island, a coral cay on the Great Barrier Reef, offers extensive reef diving directly from its shores. Known for abundant hard and soft corals, the surrounding waters are home to a diverse array of marine life including reef sharks, turtles, manta rays, and a multitude of colorful reef fish. Shallow fringing reefs give way to deeper bommies and coral gardens, suitable for divers of all experience levels.
Conditions
Depth
5 to 25 m
Open water and up
Current
Usually gentle
Can pick up on the edge
Visibility
15 to 25 m
Clearest in the calm season
Water
22 to 29°C
Tropical wetsuit
Month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Water (°C) | 26 | 26 | 25 | 24 | 23 | 22 | 22 | 23 | 24 | 25 | 26 | 26 |
| Vis (m) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Current | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle | Gentle |
Your chances of seeing each animal
Green Sea Turtle
Last confirmed May 15, 2026 · 130 records
Almost always
Nearly every dive
Loggerhead Sea Turtle
Last confirmed Jun 27, 2026 · 224 records
Almost always
Nearly every dive
White-tip Reef Shark
Last confirmed Jun 26, 2026 · 60 records
Almost always
Nearly every dive
Black-tip Reef Shark
Last confirmed Jun 27, 2026 · 55 records
Almost always
Nearly every dive
Barracuda
Last confirmed Oct 25, 2025 · 3 records
Likely
About 6 in 10 dives
Manta Ray
Last confirmed Aug 22, 2024 · 1 records
Sometimes
About 1 in 3 dives
Gear