Recent Australian news reports centered on a smartphone video that a family out for a day on the water shot.
A curious fur seal climbed aboard and made itself comfortable, hopping around on deck and lounging on the side deck, to the delight of the young children on board.
"It was like this little dog that went up the side of the boat and then lay down at the front of the boat — amazing," a friend of the family, told the Brisbane Times.
Click play to watch.
The seal made itself at home for 30 minutes, according to the family, which named the guest Salty.
Salty had hopped a ride aboard a passenger ferry the day before, according to news reports.