Hairy Frogfish
Antennarius striatus
Sighting evidence at Twin Rocks El Nido, El Nido, Palawan

Photo: Richard Ling · CC BY-NC-ND
Its skin filaments mimic the texture of coralline algae so convincingly that it is reliably overlooked by both prey and divers until the divemaster points directly at it, at which point its outline suddenly resolves from the background.
Evidence at this site
No confirmed records on file at this site
Hairy Frogfish is listed as a curated species here based on historical reports.