2167 (FASA)
From Trekipedia
Reference Stardate 1/6701 through 1/6712
- RSD 1/67: The beautiful, exotic water world of Hydra II is discovered by the Mann class U.S.S. Poseidon in Sector 16C. Beneath the waves are towering, kilometer-high underwater cities, seascrapers of sculptured coral that are home to the Hydrans, an aquatic humanoid species. It is the first and last time the planet is not inundated with Federation personnel on R&R.[1]
References
- ↑ Goldstein, Stan and Goldstein, Fred with Sternbach, Rick. Star Trek: Spaceflight Chronology. Pocket Books, 1980.