Rottnest Island (Wadjemup) is surrounded by clear waters and complex limestone seabed. The Leeuwin current brings warmer water and tropical sea life. The waters are also the final resting place of many shipwrecks.
Guide: green good, red bad. Arrows wind, line swell.
| Date/Time | Visibility (m) | Vis (m) | Conditions | Comment | Reported by | User |
|---|---|---|---|---|---|---|
| April 10, 2023, 8 a.m. | 10-Apr-23 8 a.m. | 12 | Rough | Little Salmon Bay. rough swell on the surface but great below | @patrick | |
| March 5, 2023, 9 a.m. | 5-Mar-23 9 a.m. | 20 | Fair | Parker Point snorkel trail | @patrick | |
| Feb. 28, 2023, 5 p.m. | 28-Feb-23 5 p.m. | 20 | Fair | Very good vis - crystal caves dive site | @abz_harwood | |
| Feb. 12, 2023, 10 a.m. | 12-Feb-23 10 a.m. | 4 | Fair | - | @FuzzyFish | |
| Feb. 4, 2023, 1 p.m. | 4-Feb-23 1 p.m. | 15 | Fair | Little salmon bay. Beautiful when the sun was out. A bit choppy above the water. | @cormac | |
| Jan. 21, 2023, 9 a.m. | 21-Jan-23 9 a.m. | 20 | Fair | Little salmon bay | @patrick | |
| Jan. 2, 2023, 9 a.m. | 2-Jan-23 9 a.m. | 20 | Windy | - | @Yvonne | |
| Dec. 22, 2022, noon | 22-Dec-22 12 p.m. | 10 | Fair | Bit silty, but very flat. | @Cuttlefish | |
| Dec. 21, 2022, 10 a.m. | 21-Dec-22 10 a.m. | 8 | Fair | Crystal palace, about 8m vis. about 1.3m swell | @CoenA | |
| Dec. 16, 2022, 11 a.m. | 16-Dec-22 11 a.m. | 20 | Glassy | Little Salmon Bay snorkel. Great conditions | @jessgreen | |
| July 17, 2022, 10 a.m. | 17-Jul-22 10 a.m. | 15 | Fair | Swelly, but clear underwater | @AlecZander | |
| May 15, 2022, 9 a.m. | 15-May-22 9 a.m. | 10 | Rough | 10-15m | @JoeSainsbury | |
| April 24, 2022, 9 a.m. | 24-Apr-22 9 a.m. | 15 | Fair | - | @Danv86 | |
| Sept. 18, 2021, noon | 18-Sep-21 12 p.m. | 12 | Fair | Small waves, very slight surge | @patrick | |
| May 16, 2021, noon | 16-May-21 12 p.m. | 8 | Windy | Surge | @_anak_pulau_ | |
| Jan. 20, 2021, 11 a.m. | 20-Jan-21 11 a.m. | 15 | Fair | 21C | @fruchle | |
| Aug. 15, 2020, 10 a.m. | 15-Aug-20 10 a.m. | 20 | Fair | 20C Hiding from swell & N wind | @JMC | |
| July 19, 2020, 1 p.m. | 19-Jul-20 1 p.m. | 15 | Fair | 21C,waves,smallsurge | @JMC | |
| June 6, 2020, 11 a.m. | 6-Jun-20 11 a.m. | 12 | Fair | - | @sk8rken | |
| March 7, 2020, 10 a.m. | 7-Mar-20 10 a.m. | 12 | Fair | crystal caves | @ArenL | |
| March 7, 2020, 10 a.m. | 7-Mar-20 10 a.m. | 15 | Windy | 27m Salmon Bay | @DaveJackson | |
| Feb. 8, 2020, noon | 8-Feb-20 12 p.m. | 15 | Fair | Jackson Rock | @Amcook | |
| Feb. 8, 2020, 9 a.m. | 8-Feb-20 9 a.m. | 20 | Fair | Crystal caves | @Amcook |