Ka-Osting / Bantigue

11.3456°N 124.1194°E · reef

Depth
22 m
Level
Beginner
Entry
boat
Type
reef

Ka-Osting / Bantigue is a reef dive site in Philippines Malapascua, Asia.

Overview

Ka-Osting / Bantigue is a coral reef slope running along the western side of Malapascua, named after a local fisherman and the small barangay nearby. The reef descends gradually from the shallows to about 22 meters and is lined with hard coral formations interspersed with cleaning stations where sweetlips and surgeonfish queue up for attendant wrasses. Sea turtles frequently rest on the coral heads here, and the site’s relatively sheltered position makes it a dependable dive when northeast winds stir up conditions elsewhere.

Site Information

  • Location: Philippines Malapascua, Asia
  • Entry Type: Boat dive
  • Site Type: Reef
  • Difficulty Level: Beginner
  • Maximum Depth: 22 meters

Marine Life

Ka-Osting / Bantigue is a relaxed reef dive characterised by active cleaning stations where sweetlips and surgeonfish queue for attendant wrasses, providing close-up behavioural encounters at mid-depth. Sea turtles frequently rest on the coral heads here, and the sheltered position keeps the fish community relatively undisturbed and approachable. Reef fish diversity is high throughout the slope, with schools of snapper, groups of parrotfish, and nudibranchs scattered across the rubble sections.


Sources: Malapascua Thresher Shark Divers - Dive Sites, ZuBlu Thresher Sharks of Malapascua, Thresher Shark Divers Resort, Diving Squad Malapascua Guide, Divernet Malapascua Diving Guide. Last updated 2026-04-04.

Depth profile
0m · surface−22m max
Ocean conditions
27.8–31.3°CWater temp (yearly range)
0.2–0.7 mWave height
JunWarmest
JunCalmest seas
32°27° JFMAMJJASOND

Sea-surface temperature and wave height from Open-Meteo Marine (ERA5 reanalysis, monthly averages).

Recorded marine life nearby

537 verified species observations (203 species) logged within ~11 km of this site between 1908 and 2025, from the Ocean Biodiversity Information System.

Chordata · 5Mollusca · 133Cnidaria · 18Echinodermata · 17Arthropoda · 14
  • Alopias pelagicus
  • Sphenanthias
  • Cetorhinus maximus
  • Bathycongrus
  • Clavelina moluccensis
  • Goniobranchus reticulatus · チリメンウミウシ
  • Nembrotha cristata · トサカリュウグウウミウシ
  • Tambja morosa · ミドリリュウグウウミウシ
  • Hypselodoris variobranchia · カグヤヒメウミウシ
  • Halgerda batangas
  • Thuridilla lineolata · ソライロミドリガイ
  • Nembrotha kubaryana · アカフチリュウグウウミウシ

Scientific survey records skew toward sampled taxa (molluscs, corals) and do not reflect what you are guaranteed to see on a dive.

Source: OBIS (obis.org), aggregated Darwin Core occurrence records.

Dived here recently?

Conditions change with the tide and the season. If you have dived this site, share what it was actually like — date, visibility, current, and what you saw. Real, recent reports from divers are exactly what this guide is built to collect.

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reef
Reef with anthias · illustrative · photo credit

Nearby dive sites in Malapascua

Source: OpenStreetMap via dive-vibe-community (ODbL) · Last updated 2026-07-17