Comic Title: Action Comics #397
Publisher: DC (National Periodical Publications, Inc.)
Address: 909 Third Avenue, New York, NY
Cover Date: February 1971
On Sale Date: December 31, 1970 Newsstand Date December 29, 1970
Source: House Ad, Adventure Comics #402, Page 17

Newsstand Date December 31, 1970
Source: Direct Currents, Star Spangled War Stories #155, Page 15

Copyright Date December 31, 1970
Source: Library of Congress, Periodicals 1971

Frequency: Monthly
Cover Price: $0.15
Page Count: 32
Editor: Murray Boltinoff

Title: "The Super Captive of the Sea"
Pages: 11

Feature(s):
Superman (of Earth-1)

Writer: Leo Dorfman
Penciller: Curt Swan
Inker: Murphy Anderson

Feature Character(s)

• Superman (last appearance in Superman's Girl Friend Lois Lane #108; next appearance in Superman #235)

Villain(s)

• Two aliens from Quor (no further appearances)

Guest Appearance(s)

• Supergirl (last appearance in Adventure Comics #404; next appearance in Action Comics #398)

Other Character(s)

• Several fishermen (no further appearances)
• Two scientists (no further appearances)

Comments:
Untold Tales of the Fortress

Synopsis:
A pollution cloud from space enters Earth's atmosphere and causes Superman's powers to malfunction. He takes refuge underwater and uses his old undersea Fortress as a base. While remaining underwater, Superman uses his powers an ingenuity to solve several emergency situations. Eventually two aliens reveal themselves and their plans to take Superman back to their aquatic world. The pollution cloud and emergencies were all designed to test Superman's ability to operate while submerged. Superman tricks the aliens into releasing him. He then sends them home before ridding the Earth of the pollution cloud.