Secret Bay (Mainit Muck)
Famous muck site on dark volcanic sand and rubble with little scenery but many critters: wonderpus, mantis shrimp, gobies, seahorses and nudibranchs by day, squid and cuttlefish at night. Excellent at any time, especially after dark.
Facts
- Region: Anilao (Mabini) – Batangas, Philippines
- Area: Anilao & Mabini coast
- Depth: 5–21 m
- Level: beginner
- Current: low
- Type: muck, macro, night
- Coordinates: 13.7655, 120.9135 (approximate)
- Highlights: wonderpus, mimic octopus, mantis shrimp, seahorse, ghost pipefish, cuttlefish, bobbit worm
- Tips: Dive at slack tide: any current stirs the silt and ruins visibility. Cuttlefish and squid are most numerous November to March.