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1. Bölüm Captain Nathan Bridger is hauled out of retirement to command the new submarine SeaQuest, under the authority of the United Earth/Oceans Organization.
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2. Bölüm While investigating a black smoker, Darwin becomes seriously ill.
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3. Bölüm The seaQuest discovers the lost Library of Alexandria sunken beneath the sea.
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4. Bölüm Mass murderer Dr. Rubin Zellar is unwittingly taken aboard the seaQuest.
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5. Bölüm As the seaQuest undergoes inspection, Lieutenant Benjamin Krieg has a close encounter with an unknown life form while in a seaCrab in the Tonga Trench.
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6. Bölüm The seaQuest is ordered to entomb a munitions depot thought to be abandoned.
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7. Bölüm A virus found on board a sunken space station infects the crew.
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8. Bölüm When Bridger is hurled across his quarters by an unknown force, it leads the seaQuest to find a hundred-year-old sunken ship.
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9. Bölüm Commander Ford, Dr. Westphalen, Lucas and Lieutenant Krieg are trapped on the surface of the ocean as a hurricane rages above them.
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10. Bölüm When the air conditioning breaks down in the crew quarters, Krieg has no choice but to turn to "The Regulator".
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11. Bölüm When the seaQuest visits the Broken Ridge mining colony, one of the colonists desperately pleads for the crew's help to escape from a dangerous situation straight out of the Old West.
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12. Bölüm Feeling isolated, unwanted, and unappreciated aboard the seaQuest, Lucas visits Node Three, a communications colony populated by other teenage computer geniuses.
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13. Bölüm The first manned mission to Mars returns home to Earth, led by Commander Scott Keller, an old friend of Bridger's.
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14. Bölüm In preparation for an experiment, the crew evacuates the seaQuest, leaving only Commander Ford, Lt. Commander Hitchcock, Lieutenant Krieg, Chief Crocker, and Lucas aboard.
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15. Bölüm Dr. Raleigh Young's magma buoy launched from the seaQuest months earlier rockets out of the sea and crash lands onto an island.
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16. Bölüm When an environmental radical begins to sink whaling ships, the UEO orders Bridger to find the attacker and destroy him.
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17. Bölüm Lucas and Lt. Commander Hitchcock enter the seaQuest in a competition to design a revolutionary new kind of single-seat submersible.
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18. Bölüm While visiting Dr. Westphalen is visiting Malcolm Lansdowne, the two of them are captured by ousted dictator and escaped UEO prisoner Milos Tezlov, who wants Malcolm's dolphins to train for militaristic purposes.
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19. Bölüm UEO Secretary General Andrea Dre travels aboard the seaQuest en route to a conference where she invites Lucas to join her to speak out on his work with Darwin.
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20. Bölüm When Commander Ford believes he saw a mermaid at the bottom of the ocean, Captain Bridger orders him to take shore leave.
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21. Bölüm The seaQuest makes the biggest discovery in Human history when they discover an alien starship entombed in an undersea rock face; trapped there for over a million years.
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22. Bölüm When the crew of seaQuest are tricked into torpedoing a refugee ship containing Westphalen's daughter, Dr. Westphalen, Ford, and Shan are trapped trying to save her.
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23. Bölüm A brand new power plant which is set to supply energy to the whole world goes wrong and there is a danger of the polar ice caps melting.