BLUEFIN TUNA FISHING SEASON IN CROATIA
Bluefin Tuna Fishing Season in Croatia: Your Ultimate Guide to Big Game Adventure
When it comes to bluefin tuna fishing, Croatia is a hidden gem that deserves far more recognition on the global stage. While most anglers immediately think of destinations like Mexico, the United States, or Costa Rica, Croatia offers a unique and nearly year-round opportunity to target one of the most prestigious fish in the sea—the bluefin tuna.
Key Fishing Techniques
Throughout the tuna fishing season, the following techniques are commonly used:
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Drifting: Effective for covering larger area during 1 trip. Ideal with 10-20knots wind.
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Wreck Fishing: Provides an opportunity form mackerels and bottom fishing during the big game trip.
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Fishing Near Sardine Boats: Best during sunrise trips, where tuna activity peaks.

60kg tuna reeled during the Regional Big Game Fishing Tournament in Medulin 2024
Why is Croatia Perfect for Tuna Fishing
Croatia, particularly the Istrian Peninsula in the northern Adriatic Sea, is ideally suited for fishing enthusiasts from across Europe. The region boasts excellent road connections for visitors from Germany, Austria, Hungary, Poland, the Czech Republic, and the Netherlands. Additionally, direct flights from Germany, the Netherlands, and the UK make it an accessible destination for international travelers.
What sets Medulin apart is its prime location at the southern tip of Istria. This charming coastal town offers a diverse range of fishing areas, all conveniently close to the shore. Tuna fishing can start as near as 2 nautical miles offshore, and there is rarely a need to travel beyond 10 nautical miles to reach prime fishing spots—a rarity compared to other big game fishing destinations.
What makes Croatia stand out is its rich population of bluefin tuna, with fish ranging from 40 kg to over 200 kg. Whether you’re a seasoned angler or a beginner, tuna fishing in Croatia offers a thrilling big game fishing experience.
Bluefin Tuna Fishing Seasons in Croatia
The tuna fishing season in Croatia generally spans from April to November, with the exception of June, when tuna migrate for spawning. To better understand the fishing opportunities, let’s break the season into three distinct periods:
1. Spring Season: April to May
The early season, from the first week of April to the last week of May, is an excellent time for bluefin tuna fishing. During this period:
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Water Temperature: The sea is still cold, ranging between 17°C and 20°C, which makes tuna highly active.
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Fishing Opportunities: Tuna are active throughout the day, providing flexibility in planning trips.
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Daylight Hours: Sunrise times range from 6:30 AM to 5:30 AM, and sunsets are between 7:20 PM and 8:20 PM, offering natural opportunities to fish during these peak times.
Pros:
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High activity levels of tuna.
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Comfortable spring weather with cool mornings and evenings.
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High chances for multiple strikes during a single trip.
Cons:
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spring-season weather can be unpredictable, so proper clothing is essential.
Tuna Size: 40 kg to 70 kg.

2. Summer Season: July to August
After the spawning period in June, tuna return to the Adriatic Sea in early July, marking the start of the peak fishing season. This period is characterized by:
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Warm Waters: Tuna activity peaks early in the morning or late in the afternoon due to the hot midday sun.
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Adventure Mornings: With sunrise times as early as 4:30 AM, the experience of fishing during the break of dawn is magical.
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Activity Windows: While mid-morning and mid-afternoon activity windows are shorter, the presence of sardine fishing boats can significantly increase the chances of multiple strikes.
Pros:
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Beautiful summer weather and clear skies.
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High chances of strikes near sardine fishing boats.
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Excellent for family-friendly outings.
Cons:
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Reduced likelihood of multiple strikes compared to spring and autumn.
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Exposure to intense midday sun requires preparation.
Tuna Size: 40 kg to 100+ kg.

3. autumn Season: September to October
As Ernest Hemingway once wrote, “September is the month when the great fish come!” This holds true in Croatia as well, making the late season one of the most exciting times for bluefin tuna fishing in Croatia. Days are shorter, and the sea cools, triggering increased tuna activity similar to the early season.
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Weather: September often retains a summer-like feel, while October brings cooler temperatures.
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Flexible Timing: Fishing trips can be planned for sunrise, midday, or sunset depending on conditions and preferences.
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Fishing Tournaments: This period hosts major events such as the Offshore World Challenge in Poreč and the Regional Big Game Tournament in Medulin, attracting international anglers who challenge themselves against 200+ kg giants.
Pros:
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Rising fish activity compared to July and August.
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Cooler, more comfortable weather for extended trips.
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Higher chances of multiple strikes.
Cons:
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autumn-season weather can be unpredictable, so proper clothing is essential.
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Tuna Size: 40 kg to 200+ kg.

70kg tuna reeled during the Tunistra Offshore World Challenge – Poreč 24′
Choosing the Best season for Your fishing Trip
No matter which month you choose, the chances of landing a bluefin tuna remain high. According to internal charter statistics, the success rate hovers around 70%. Your choice should depend on your goals:
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For Multiple-Day Trips: April, May, September, and October offer the best opportunities for multiple strikes and consistent action.
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For Family-Friendly Day Trips: July and August provide warm weather and a pleasant atmosphere, making them ideal for casual outings.

Croatia’s bluefin tuna fishing season is a hidden treasure waiting to be discovered by big game fishing enthusiasts. Whether you’re drawn to the lively spring season, the adventurous summer mornings, or the exciting autumn tournaments, Croatia, and specifically Istria, offers an unparalleled fishing experience. Plan your trip and prepare for the thrill of landing one of the ocean’s most prestigious catches – the bluefin tuna!