Rational National pointed out that the 'Gulf of America' name was actually a joke Colbert made back in 2010 when he was still doing the Colbert Report.
Roughly 2 minutes into this video:
https://youtube.com/watch?v=BtzFxY66F7s
Old article about MSFT donating to Colbert's 'Gulf of America' charity aimed at cleaning up / mitigating oil spills from rigs that broke after Katrina:
We live in the Demented Clowns timeline, honk honk.