Skip To Content
- 1SharksJanuary 8, 1968
- 2Savage World of the Coral JungleMarch 6, 1968
- 3Search in the DeepApril 15, 1968
- 4WhalesNovember 15, 1968
- 5The Unexpected Voyage of Pepito and CristobalJanuary 13, 1969
- 6Sunken TreasureMarch 3, 1969
- 7The Legend of Lake TiticacaApril 24, 1969
- 8The Desert WhalesOctober 28, 1969
- 9The Night of the SquidJanuary 16, 1970
- 10Return of the Sea ElephantFebruary 8, 1970
- 11Those Incredible Diving MachinesMarch 10, 1970
- 12The Water PlanetMarch 28, 1970
- 13Tragedy of the Red SalmonNovember 24, 1970
- 14Lagoon of Lost ShipsMay 14, 1971
- 15The Dragons of GalapagosFebruary 24, 1971
- 16Secrets of the Sunken CavesMarch 19, 1971
- 17The Unsinkable Sea OtterSeptember 26, 1971
- 18The Forgotten MermaidsDecember 21, 1971
- 19Octopus, OctopusJanuary 24, 1972
- 20A Sound of DolphinsFebruary 25, 1972
- 21500 Million Years Beneath the SeaJanuary 11, 1973
- 22The Smile of the WalrusNovember 5, 1972
- 23Hippo!February 16, 1973
- 24The Singing WhaleMarch 12, 1973
- 25South to Fire and IceNovember 29, 1973
- 26The Flight of PenguinsJanuary 21, 1974
- 27Beneath the Frozen WorldMarch 3, 1974
- 28Blizzard at Hope BayMarch 22, 1974
- 29Life at the End of the WorldNovember 14, 1974
- 30Beavers of the North CountryJanuary 6, 1975
- 31The Coral Divers of CorsicaNovember 15, 1975
- 32The Sleeping Sharks of YucatanNovember 15, 1975
- 33The Sea Birds of IsabelaDecember 8, 1975
- 34Mysteries of the Hidden ReefsApril 5, 1976
- 35The Fish That Swallowed JonahMay 23, 1976
- 36The Incredible March of the Spiny LobstersMay 30, 1976