Povijesni pregled ronjenja u dubokim jamama Hrvatske
Historical Overview of Diving in the Deep Caves of Croatia

Summary/Abstract: Cave diving is the most challenging of speleological activities. In Croatia cave diving began in 1959 in the Veternica cave near Zagreb. To dive in deep caves firstly means descending into caverns and then diving. In Croatia diving was carried out only in few deep caves which were also made deeper by diving. Diving was carried out as free diving and with dive apparatus, in wet and dry suits. Deep caverns, deeper than 200m, in which diving has increased their depthsare: Ponor u Klepinoj dulibi 1 (-238 m), Ponor u Klepinoj Dulibi 2 or PKD2 (-254 m), both in central Velebit, sinkhole of Punar in Luka (-350 m) east of Gračac, the cave system of Lukina Hole – Trojama (-1421 m) in north Velebit and the newly discovered cave on Crnopac (-512 m).

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