And the rest, some on boards... — These were probably planks from the decks. The words “broken pieces are not in the Greek, but fairly express its force. Literally, on some of the things from the ship. These might, it is obvious, have been pieces of timber from the bulwarks, loose spars, tables, stools, and the like.
Related Commentaries of Acts 27:44
Acts 27:44
44 And the rest, some on boards, and some on broken pieces of the ship. And so it came to pass, that they escaped all safe to land.