I only put this under windsurfing WA, because that is what I do, but there might be others out there in WA who have seen this dog.
www.seabreeze.com.au/forums/Windsurfing/Western-Australia/lost-my-windsurfing-companion-labrador-dog/?page=-2#lastpost
BTW, awesome wind today (did not go sailing, because I was looking for my dog!)