Reef Explorers
Advanced≤30 mHidden gem

Kilsby Sinkhole

Dive site in Mount Gambier sinkholes, Australia

A limestone sinkhole on private farmland with 30 to 80 m visibility, visited only with an authorised guide.

Max depth
27 m
Level
Advanced

The story

Kilsby Sinkhole sits on land owned by the Kilsby family since the late 19th century. In the 1970s the site was used to test the Barra Sonobuoy, a classified submarine detection buoy.

Source: en.wikipedia.org

The dive

A cavern dive.

Who it's for

Recommended minimum: Advanced (PADI Advanced Open Water, N2).

Conditions

Dive type
Cavern
Environment
Open water
Water
Fresh water
Guide required
Yes

Why divers come

  • Sinkhole
  • Exceptional visibility

Where is Mount Gambier sinkholes?

View on OpenStreetMapLocation: Mount Gambier (Wikipedia)Map: Natural Earth

The point shows the Mount Gambier sinkholes area, not the exact dive site.

About this page

Values marked “Estimated” come from our original catalogue and are being checked against published sources one by one. Sourced values link to where they come from. Conditions change with the season, the weather and the tide: confirm with a local dive centre before you dive.

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Photo credits