on river gacka

This border fortress in Otočac lies by the river of Gacka, and the part where the captain is located with most of his men is surrounded with walls with several towers. There is also the church of Saint Mary and the chapel of St Fabian and Sebastian. The rest of the unit and most inhabitants live outside the fortress, in clay-covered houses built on thick poles amid water.

Full of history

Gacka is one of the oldest Croatian provinces. Its inhabitants, the people of Gacka, are mentioned as early as in the early 9th century, for the first time in 818, at the time of the origin and formation of the early medieval Croatian state. Borna was the first Croatian ruler to subject a significantly larger area to his rule. In the Latin Frankish records he was referred to as dux Guduscanorum, or leader of the people of Gacka, and the people of Gacka as natio Guduscanorum. From his home Gacka, Borna expanded his authority to Dalmatia and Liburnia.

We are best known for our



Location: only 150 Km from city of Zagreb

We invite you to discover the source of the Gacka River, the third-longest subterranean river in the world. Gacka is an extremely clean river rich in oxygen, and it is also famous among fishermen because it is known that the river trout in the Gacka River grows up to 5 times faster than in other karst rivers.

outdoor activities

Endless possibilities for nature lovers. Form cristal clear waters of river Gacka to rugged peaks of Croatia beloved mountain Velebit.

what you can do around otočac




Location: only 15 Km from National park north Velebit

The region of Gacka was inhabited in prehistoric times. The oldest site in the Gacka region from this period is located in Pećina in Lešće. The traces of charred bones of wild animals and bones with clearly visible traces of stone tools reveal the presence of humans from the Mesolithic period - the transition from the Paleolithic to the Neolithic.


National and nature parks near otočac




Location: only 2 Km from main Croatian a1 highway

Although essentially a karst river, the Gacka is extremely slow and quiet with a uniform flow of water. Apart form the uniform abundance of its source, the Gacka is known for its stability and small temperature differences. The average annual water temperature is 9.4°C (7.9°C in winter, 10.8°C in summer), which is particularly suitable to the fish of the salmonid family. 

what Can you Catch?

From the fish species, the Gacka is renowned for its brown trout (Salmo trutta), truly a mecca for passionate anglers. Because of the abundance of food, the Gacka brown trout grows 5-7 times faster than in any other trout water in the world. Capital specimens of the Gacka's trout have been known to grow up to 5 kg. The angling season on the Gacka River opens 1 March and closes 31 October.

common Trout species in river gacka


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00385  53 771 603

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