Spot humpback and southern right whales at play on a perth whale watching cruise from hillarys boat harbour this whale watching cruise will take you into the open waters of the indian ocean in search of whales with a capacity of 64 people the 75 foot 23 meter whale watching vessel allows unobstructed views from the large open deck and spacious bow area offering the best possible viewing platform with record numbers of whales due to pass along the western australian coastline this migratio