Aquaman (1967)

In Captain Cuda's Clutches (1x25)

Air date: May 16, 1968

Tusky arrives at the cave just before Aquaman and Aqualad and discovers a strange stone. It turns out to be a special emerald that allows Aquaman to keep tabs on his friends the Jewel People. Tusky alerts Aquaman to the arrival of Captain Cuda who is attempting to steal from his friends. Can Aquaman get there in time?