Dive-site story
Arthur's Rock is a protected marine sanctuary along the Balayan Bay coastline in Anilao. Divers enter over a shallow reef flat that gradually slopes into coral patches and sandy patches interspersed with sea anemones. Because the site is sheltered from severe open-ocean swells, it serves as a staple training ground and macro-photography spot where critter spotters search among branching hard corals and sponge formations.
Protected marine sanctuary status allowing dense populations of reef fish to thrive
Excellent macro life including colorful nudibranchs, flatworms, and cryptic pipefish
Easy shallow navigation along a gentle slope suitable for night diving and training
Location
Use the map to plan with your operator and confirm the exact entry point on the day.
Seasonality
The dry northeast monsoon brings the calmest surface conditions and optimal water clarity across the Calumpang Peninsula.
Marine life
| Species | Likelihood | J | F | M | A | M | J | J | A | S | O | N | D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clown AnemonefishAmphiprion ocellaris | Common | ||||||||||||
| Painted FrogfishAntennarius pictus | Seasonal | ||||||||||||
| Ornate Ghost PipefishSolenostomus paradoxus | Seasonal | ||||||||||||
| Green Sea TurtleChelonia mydas | Common | ||||||||||||
| Chromodoris NudibranchChromodoris annae | Common |
Marine forecast
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