All resultsExplore/British Columbia/Sentry Shoal
Sentry Shoal
Oyster River, British Columbia, Canada
EntryBoat
Max depth18 m
LevelIntermediate and up
Water bodySalish Sea
Water temp8–14°C
Estimated from climate dataMay–Sep
About this site
Sentry Shoal is a pinnacle and reef dive site near Oyster River, British Columbia, Canada, in the Salish Sea. It is reached from a boat with a maximum depth of about 18 m. Best for divers with some experience. Marine life recorded within about 5 km (OBIS/GBIF) includes seals, sea lions, harbor seals, nudibranchs, dolphins. Typical surface water temperature ranges from about 8 to 14 °C over the year.
Conditions by month
BestGoodMixedOctoberGood
Generally good diving.
Marine life
Recorded nearby
Spiny DogfishSqualus suckleyi
Sockeye SalmonOncorhynchus nerka
RatfishHydrolagus colliei
Pacific HakeMerluccius productus
Walleye PollockGadus chalcogrammus- Slender SoleLyopsetta exilis
English SoleParophrys vetulus- Arrowtooth FlounderAtheresthes stomias
Nearby sites
- 1Wilby Shoals13 km
- 2Grant Reefs16 km
- 3Yaculta Bank21 km
- 4Kinghorn Rocks22 km
- 5Atrevida Reef24 km
- 6Entrance Bank27 km
Straight-line distances.
Sources: Dive Vibe Community (ODbL) · Species occurrences: OBIS (CC BY 4.0), GBIF.org