Yes, Skeleton Captain's Chests do count towards the Hoarder of Barnacled Gold commendation in Sea of Thieves.
This commendation specifically tracks the sale of various types of Shipwreck Chests, identifiable by their distinctive barnacled appearance. While Skeleton Captain's Chests are a named, higher-value variant, they fall under the broader category of Shipwreck Chests when obtained from certain sources.
How Skeleton Captain's Chests Contribute
Updates to Sea of Thieves have ensured that all qualifying Shipwreck Chests contribute correctly to this commendation. Specifically, Shipwreck Chests, including Skeleton Captain's Chests, that are rewarded after sinking Skeleton Ships will now properly add to your progress for the Hoarder of Barnacled Gold commendation. This also applies to Shipwreck Chests found washed ashore on beaches.
Therefore, when you encounter and defeat a Skeleton Ship, any Skeleton Captain's Chests you recover from its sunken wreckage will help you progress towards completing the Hoarder of Barnacled Gold commendation. For more details on treasure types, you can refer to the Treasure Chests page on the Sea of Thieves Wiki.
