Aired: 4/13/1987
A Japanese guest asks Greg to help locate his late father's ceremonial sword, believed to be on a sunken patrol boat near Butterfly Island.
Jackie and Greg risk danger when they visit Parrot Island and encounter illegal bird trappers.
Aired: 4/20/1987
Dolly Meacham, an upbeat senior, asks Greg to teach her windsurfing.
Aired: 4/27/1987
The children attempt to protect the coral reef from Crown of Thorns starfish. During the process, Greg's leg becomes trapped under a rock, and his air supply decreases, prompting Kristy to seek assistance.
Aired: 5/4/1987
A bush-fire occurs on the island, and Mike Marshal, who previously worked as a Hollywood stuntman and is currently employed there, uses a technique he learned as a stuntman to rescue Jackie.
Aired: 5/11/1987
A boy who visits the island gains an understanding of friendship.
Aired: 5/18/1987
An elderly magician visits Butterfly Island, and Jackie gives him a tour to lift his spirits.
Aired: 5/25/1987
Greg and Jackie have determined that the dog responsible for biting Paddy's leg has fled into the bush and appears to be exhibiting signs of illness.
Aired: 6/1/1987
Charlie, Greg, and Kristy examine a mysterious schooner near the island.
Aired: 6/8/1987
Jackie shows her friends why protecting the environment matters.
Aired: 6/15/1987
Jackie becomes stranded after her rubber raft hits a rock and starts to deflate. Mary observes Jackie's life jacket floating in the water and moves upstream to try to find her.
Aired: 6/22/1987
Jackie and Greg are held captive by a deranged man in the old lighthouse one terrifying night.
Aired: 6/29/1987
Greg finds parcels of black pearls while snorkeling and is accused of smuggling.
Aired: 7/6/1987
A group of delegates travel to Butterfly Island to attend a high-security conference. Mr. Burnside, the supervisor, gives his briefcase to Cassidy, but unexpected complications arise.
Aired: 7/13/1987
Jackie hears unlikely stories from a gypsy woman.
Aired: 7/20/1987
An unexploded naval mine has been found at Nursery Bay on Butterfly Island.
Aired: 7/27/1987
Jackie risks her life to hide the new fix-it man's errors.
Aired: 8/3/1987
The children discover a coral cave. A visiting executive endangers both his own life and Kristie's. Kristy and hotel guests are swept out to sea during a reef tour.
Aired: 8/10/1987
After observing the relationship between Greg and Charlie, a runaway makes the decision to alter the course of his life.
Aired: 8/17/1987
Kristy persuades a runaway to go back home.
Aired: 8/24/1987
Greg answers a request for assistance and discovers Dennis suspended upside down from the mast of his boat. He learns that Dennis is an inexperienced sailor and has a tendency toward accidents.
Aired: 8/31/1987
The island is placed under quarantine when guests are suspected of having cholera.