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Shag Rock - Swim Through

Shag Rock is a top dive site, conveniently located just a short 6 to 8-minute boat ride away from the beach where our Dive boats are launched. This exposed rocky reef provides a haven for divers, offering excellent protection when conditions elsewhere are less favorable.

Both sides of the reef present fantastic diving opportunities and are connected by an awe-inspiring swim-through cave, adding a thrilling challenge for divers of all skill levels. Whether you choose to explore each side separately or combine them for a comprehensive experience, you're in for an unforgettable adventure. Though Shag Rock may not always boast the highest visibility compared to our other sites, it compensates with minimal to no current, ensuring a tranquil and relaxing dive suitable for both beginners and seasoned divers alike.

As you delve into the underwater world of Shag Rock, you'll encounter an impressive array of marine life. Local inhabitants include wobbegong and bamboo sharks, eagle and bull rays, turtles, octopuses, eels, nudibranchs, stonefish, sea urchins, and a diverse range of hard and soft corals. Not to mention, a captivating variety of tropical fish species calls this place home. Additionally, keep your eyes peeled during the respective seasons, as you may have the chance to spot leopard sharks, manta rays, and grey nurse sharks passing by.

Located near Point Lookout in Redland City, Queensland, Australia, Shag Rock is a popular diving destination that promises a memorable underwater adventure.

Diving Conditions Score for Shag Rock - Swim Through

6.1
Above Average

Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Shag Rock - Swim Through

Depth

13m

Visibility

11m

Experience Level

beginner

Weather Conditions for Shag Rock - Swim Through

Wave Height

1m

Wind Speed

10 m/s

Water Temp

18°C

Visibility

15km

Cloud Cover

57.5%

Wave Period

8s

Air Temperature

20°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Shag Rock - Swim Through
Alpha

Dive Score Chart for Shag Rock - Swim Through

Best time to dive: 6:00 with score 7.113333333333333/10. Water conditions: Waves 1m, Wind 10 m/s.Best night dive time: 0:00 with score 6.613333333333333/10.

Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.

Sunrise at Shag Rock - Swim Through : 06:00
Sunset at Shag Rock - Swim Through : 18:00

Optimal diving conditions at Shag Rock - Swim Through 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.

🌞
Best Overall
6:00

Score: 7.1/10
Waves: 1m (8s), Wind: 10 m/s

🌙
Best Night
0:00

Score: 6.6/10
Waves: 1m, Wind: 10 m/s

Seasonal Analysis for Shag Rock - Swim Through
Alpha

Historical patterns and best seasons for diving at Shag Rock - Swim Through

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 - Swim Through

Summer

Avg. Score: 10.0/10

Summer offers the warmest water temperatures and generally favorable conditions for all levels of divers.

Best Months for Shag Rock - Swim Through

May
Score: 10.0
June
Score: 10.0
July
Score: 10.0

Ideal Conditions for Shag Rock - Swim Through

Water Temp

Thermometer Emoji

22.7°C / 72.9°F

June

Visibility

Telescope Emoji

20.1m / 65.9ft

October

Wave Height

Wave Emoji

0.2m / 0.7ft

January

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Shag Rock - Swim Through

Shag Rock - Swim Through follows southern hemisphere patterns with June being the warmest month (22.7°C) and December the coldest (18.7°C). The calmest conditions typically occur in January with average wave heights of 0.2m 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). January 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.

Scoring Legend:
9-10 (Excellent)
7-8 (Good)
5-6 (Average)
3-4 (Poor)
1-2 (Dangerous)

Last updated: 1 min. ago - Jun 22, 2026

Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.

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