The Special Nature Reserve Kraljevac traditional fishing competition for children “Hook Against Drugs” was held at Lake Kraljevac on August 19, 2015. The competition was organised by the Sport Fishing Association Deliblatsko jezero from Deliblato in partnership with the Paja Marganović Primary School in Deliblato and financially supported by Kovin Municipality.

Forty children ages 4–15 years competed using a float buoy hook line for fishing. Among girls, Marija Lukić from Kovina won first place with a 912-gram fish, ElenaTomić from Kovina won second place with a 902-gram fish, and Anastasija Velić from Deliblato won third place with a 600-gram fish. Among boys, Toma Popov from Deliblato won first place with a 672-gram fish, Luka Lukić won second place with a 594-gram fish, and Miloš Jeličić won third place with a 432-gram fish.