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Sika Tanki

Sika Tanki, located on Grgur Island in Croatia, is a popular dive site known for its strong current and vibrant wall. With a maximum depth of 23m and visibility up to 17m, this site is suitable for divers of all levels, from beginners to experts.

To begin your dive at Sika Tanki, anchor your boat in the calm waters of 8-10m depth and follow the anchor line down. As you descend, get ready to encounter a diverse range of marine life. Nudibranchs, conger eels, octopuses, lobsters, sea bream, wrasse, and scorpionfish are some of the common fish species you can expect to see here.

The dive site is shaped like a figure-eight, and most divers start from the middle and keep the wall on their left side. The external wall descends to a depth of 40m and is adorned with colorful sponges and gorgonians, creating a mesmerizing underwater spectacle. By following the wall with your left shoulder, you'll eventually reach the middle again, where a small tunnel awaits at a depth of 10-15m. Continuing on in a figure-eight pattern, the wall will now be on your right side, guiding you between the dive site and Grgur Island. This shallower section offers great opportunities for spotting nudibranchs, scorpion fish, octopuses, spider crabs, and ghost shrimp residing amongst the anemones.

Dive into the captivating waters of Sika Tanki for an unforgettable exploration of the underwater world. Whether you're a beginner, advanced diver, or an expert, this dive site in the Municipality of Lopar, Primorje-Gorski Kotar County, Croatia, promises an exhilarating and enchanting experience.

Diving Conditions Score for Sika Tanki

7.9
Good

Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Sika Tanki

Depth

23m

Visibility

17m

Experience Level

beginner
advanced
expert

Weather Conditions for Sika Tanki

Wave Height

0.26m

Wind Speed

10 m/s

Water Temp

24.6°C

Visibility

15km

Cloud Cover

57.5%

Wave Period

2.4s

Air Temperature

20°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Sika Tanki
Alpha

Dive Score Chart for Sika Tanki

Best time to dive: 6:00 with score 8.51/10. Water conditions: Waves 0.26m, Wind 10 m/s.Best night dive time: 0:00 with score 8.01/10.

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

Sunrise at Sika Tanki: 06:00
Sunset at Sika Tanki: 18:00

Optimal diving conditions at Sika Tanki 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: 8.5/10
Waves: 0.26m (8s), Wind: 10 m/s

🌙
Best Night
0:00

Score: 8.0/10
Waves: 0.26m, Wind: 10 m/s

Seasonal Analysis for Sika Tanki
Alpha

Historical patterns and best seasons for diving at Sika Tanki

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 Sika Tanki

Winter

Avg. Score: 9.9/10

Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.

Best Months for Sika Tanki

January
Score: 10.0
February
Score: 9.9
December
Score: 9.8

Ideal Conditions for Sika Tanki

Water Temp

Thermometer Emoji

24.5°C / 76.1°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 Sika Tanki

Sika Tanki shows typical northern hemisphere patterns with June being the warmest month (24.5°C) and December the coldest (20.5°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: 50 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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