Stargate Atlantis › Season 3

S3 E12: Echoes

Name: Echoes
Released: 2006-11-26

The inhabitants of Atlantis begin to suffer ill effects when the planet's whale population begins migrating to the island city, bringing an unexpected harbinger of doom.

Air date	Nov 26, 2006
Runtime	42 minutes
TMDB rating	★ 7.6/10