2. Treasure Hunt

Pirates blow up a yacht, inspiring a search for Spanish coins and threatening the dolphins.

3. Green Freak

An environmental terrorist targets the institute.

4. True Believer

A philandering wife and her lover frame a tuna fisherman for dolphin-clubbing.

5. Kidnapped (1)

Unscrupulous characters kidnap Flipper for a Cuban hotel's dolphin show.

6. Kidnapped Part Deux (2)

Reluctant, kidnapped Flipper is scheduled to perform for Castro.

7. With Brothers Like This

Keith and his brother, Sandy, battle shark poachers.

8. Submersible (aka Yellow Submarine)

A mermaid is spotted from a newly bought submarine.

9. F. Scott

Mike tries to reunite his parents; an echolocation experiment fails.

10. That's a Moray! (aka Skeleton Garden)

After an underwater photographer and her pet moray turn up, so do a couple of corpses.

11. Fish out of Water

Flipper and Pam try to help a plane-crash survivor.

12. Pearl Maker

Pam, Keith and Flipper discover criminals with genetically engineered oysters.

13. Missile Crisis

Criminals want to salvage a nuclear missile from the ocean floor.

14. Hurricane

Aphrodite goes into labor during a hurricane.

15. Surf Gang

A surfer dazzles Maya; a benefactor has eyes for Keith.

16. Monkey Island

Mike and Maya inadvertently bring back a deadly virus from forbidden Monkey Island.

17. Menace to Seaciety

Tracking devices indicate Flipper was responsible for two attacks on humans.

18. The Girl Who Came to Dinner

Mike finds Maya living alone with no food or electricity; Sydney takes an unwelcome interest in the institute.

19. Muddy Waters

After contacting pollutants, a sick dolphin strands itself near the institute.

20. Past Tense

The brother of a man Keith helped send to prison plans a deadly revenge.

21. Sharks!

A hotel owner seems unconcerned about sharks swimming near the beach.

22. Flipper Speaks!

After a diving accident, Keith's dolphin speech-synthesizer dominates his dreams.