Shag Rock - Sunken Reef
Both sides of the reef boast incredible dive sites and are connected by an awe-inspiring swim through cave, presenting an exhilarating challenge for divers of all skill levels. This unique feature allows divers to either explore each side separately for a highly stimulating experience or combine them into one dive to enjoy the best of both worlds. While Shag Rock may not always have the highest visibility compared to our other sites, it frequently boasts minimal to no current, creating a tranquil environment for both beginners and experienced divers.
The diverse marine life at Shag Rock includes wobbegong and bamboo sharks, eagle and bull rays, turtles, octopus, eels, nudibranchs, stonefish, sea urchins, as well as a wide variety of hard and soft corals and tropical fish species. If you're lucky, you may even encounter leopard sharks, manta rays, and grey nurse sharks during their respective seasons.
Located in Point Lookout, Redland City, Queensland, Australia, Shag Rock provides an unforgettable diving experience for enthusiasts in the country. With a maximum depth of 14m and visibility of 10m, it is a perfect dive site for beginners to explore the underwater wonders. Start your diving adventure at Shag Rock and discover the incredible beauty of Australia's underwater realm.
Diving Conditions Score for Shag Rock - Sunken Reef
Average conditions, be alert.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Shag Rock - Sunken Reef
Depth
14m
Visibility
10m
Experience Level
Weather Conditions for Shag Rock - Sunken Reef
Wave Height
0.62m
Wind Speed
7.7 m/s
Water Temp
21.4°C
Visibility
5.9km
Cloud Cover
92%
Wave Period
7.85s
Air Temperature
15.3°C
Precipitation
0 mm
Dive Score Chart for Shag Rock - Sunken Reef
Best time to dive: 9:00 with score 7.604057575757576/10. Water conditions: Waves 0.56m, Wind 12.3 m/s.Best night dive time: 23:00 with score 7.033828322440088/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Shag Rock - Sunken Reef are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Score: 7.6/10
Waves: 0.56m (8.8s), Wind: 12.3 m/s
Score: 7.0/10
Waves: 0.62m, Wind: 10 m/s
Seasonal Analysis for Shag Rock - Sunken ReefAlpha
Historical patterns and best seasons for diving at Shag Rock - Sunken Reef
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Shag Rock - Sunken Reef
Summer
Summer offers the warmest water temperatures and generally favorable conditions for all levels of divers.
Best Months for Shag Rock - Sunken Reef
Ideal Conditions for Shag Rock - Sunken Reef
Water Temp
22.0°C / 71.6°F
March
Visibility
12.0m / 39.4ft
June
Wave Height
2.0m / 6.6ft
January
Wave Period
8.0s
January
Seasonal Insights for Shag Rock - Sunken Reef
Shag Rock - Sunken Reef follows southern hemisphere patterns with March being the warmest month (22.0°C) and August the coldest (16.6°C). The calmest conditions typically occur in January with average wave heights of 2.0m and wave periods of 8.0s. The most comfortable wave conditions are in January with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). June is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jun 21, 2026