The Lions of Morante meet on Page 2 of Serpents in the Water. It was common practice in the navies of the Age of Sail to only open their orders when at sea. Ports were full of spies, and sailors were notoriously loose lipped.
Vote for Snow by Night to see the target of the Morantine fleet. You can probably guess because of the story I’ve been telling so far, but confirmation is always good.