I was more than a little obsessed with Pitcairn as a teen. Various versions of Mutiny and its ties with Australia strengthened it.
You've essayed a particularly interesting part of it's history.
I'd relabel it psych folk rock.
The fate of Pitcairn after 2000 has been mired by the worst offences of men.

"What's so funny about peace, love & understanding?" - N.Lowe