S3·E12 Echoes
Core
Aired November 26, 2006
Synopsis
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.
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Frequently Asked Questions
When did Season 3 Episode 12 of Stargate Atlantis air?
Season 3, Episode 12 ('Echoes') originally aired on November 26, 2006.
How long is Season 3 Episode 12 ('Echoes')?
The episode follows the standard broadcast runtime for Stargate Atlantis.
What happens in Stargate Atlantis Season 3 Episode 12?
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....