Piškera (also called Jadra[1]) is a small uninhabited Croatian island in the Adriatic Sea.

It is one of the Kornati Islands in central Dalmatia and its area is 2.66 km2.

[3][4][5] The island's name is derived from peschiera, Italian for "fish farm".

[6] A marina with 118 berths operated by ACI Club, located off the coast of an adjacent isle of Panitula Vela, is open between April and October every year.

[7] This Šibenik-Knin County geography article is a stub.