We have a couple of islands where the old folks still retain a lot of the English speech their ancestors first brought here.
They are fast disappearing, due to death of the old folks, relocation of young people, and the influence of mass media:
https://en.wikipedia.org/wiki/High_Tider
https://m.youtube.com/watch?v=AIZgw09CG9E&pp=ygUcdGhlIG9kZCBhY2NlbnQgb2YgdGFuZ2llciB2YQ%3D%3D
Tangier Island was famous for it. I hope it doesn’t vanish.