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Octopus Reef
Chaguian, Guam

Max depth39.6 m
LevelEstimated: Advanced and up
Water bodyPhilippine Sea
Water temp28–30°C
Estimated from climate dataDec–Jun
About this site
Octopus Reef is a drift and reef dive site near Chaguian, Guam, Guam, in the Philippine Sea. It has a maximum depth of about 40 m. Marine life recorded within about 5 km (OBIS/GBIF) includes groupers, dolphins, sea turtles, sea fans, lobsters. Typical surface water temperature ranges from about 28 to 30 °C over the year.
Conditions by month
BestGoodMixedOctoberGood
Generally good diving.
Marine life
Recorded nearby
Princess DamselPomacentrus vaiuli
Fivestripe WrasseThalassoma quinquevittatum
Brown SurgeonfishAcanthurus nigrofuscus
Lined BristletoothCtenochaetus striatus
Bullethead ParrotfishChlorurus spilurus
Darkfin HindCephalopholis urodeta
Arc-eye HawkfishParacirrhites arcatus- Pacific GregoryPlectroglyphidodon fasciolatus
Nearby sites
- 1The Tunnel1.9 km
- 2Tanguisson9.1 km
- 3Gun Beach11 km
- 4Tumon bay, Guam13 km
- 5Palace Wall16 km
- 6Piti Bomb Holes / Fish Eye22 km
Straight-line distances.
Sources: Species occurrences: OBIS (CC BY 4.0), GBIF.org