Overview
Mike discovers an important manganese deposit, but an ambitious young geologist, sharks, and an approaching hurricane threaten to silence him before he can inform the government.
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1 - 1Sixty Feet Below January 04, 1958 -
1 - 2Flooded Mine January 11, 1958 -
1 - 3Rapture of the Deep January 25, 1958 -
1 - 4Mark of the Octopus February 01, 1958 -
1 - 5The Sea Sled February 08, 1958 -
1 - 6Female of the Species February 15, 1958 -
1 - 7Mr. Guinea Pig February 22, 1958 -
1 - 8Sonar Queen March 01, 1958 -
1 - 9Gold Below March 08, 1958
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1 - 10Recovery March 15, 1958
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1 - 11Killer Whale March 22, 1958
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1 - 12Midget Submarine March 29, 1958
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1 - 13The Shark Cage April 05, 1958
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1 - 14Hardhat April 12, 1958
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1 - 15Continental Rift April 19, 1958
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1 - 16The Poacher April 26, 1958
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1 - 17Girl in the Trunk May 03, 1958
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1 - 18The Sponge Divers May 10, 1958
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1 - 19Diamond River May 17, 1958
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1 - 20Alligator Story May 24, 1958
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1 - 21Magnetic Mine May 31, 1958
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1 - 22Underwater Patrol June 07, 1958
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1 - 23Legend of the Mermaid June 14, 1958
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1 - 24Pressure Suit June 21, 1958
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1 - 25The Prospectors June 28, 1958
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1 - 26The Hero July 05, 1958
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1 - 27Underwater Station July 12, 1958
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1 - 28The Lost Ones July 19, 1958
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1 - 29Capture of the Santa Rosa July 26, 1958
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1 - 30The Shipwreck August 02, 1958
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1 - 31The Big Dive August 09, 1958
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1 - 32The Birthday Present August 16, 1958
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1 - 33Dead Man's Cove August 23, 1958
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1 - 34Explosion August 30, 1958
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1 - 35The Amphibian September 06, 1958
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1 - 36Lord Christobal September 13, 1958
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1 - 37Decoy September 20, 1958
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1 - 38The Sea Has Ears September 27, 1958
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1 - 39The Manganese Story October 04, 1958