“The fish was trapped in there, but controlled the jellyfish’s movement,” Samuel wrote on Reddit.
But he said the fish would have a difficult time swimming in a straight
line. “The jellyfish would knock him off course though, and every now
and then it would get stuck swimming in circles.”
“I knew I had stumbled upon something pretty special, but I didn’t
realise no one had photographed this behaviour before, and I haven’t
heard of anyone ever seeing this before,” Samuel told Mashable Australia.
photos alone, but Ian Tibbetts, a fish biologist from the Centre of
Marine Science at the University of Queensland, told Australian Geographic that the jellyfish appears to be a type of stinging jellyfish known as a cubomedusan.
which means – despite appearances – it might have actually got
up-close-and-personal with the jellyfish intentionally, rather than
becoming trapped by accident.
jellyfish to actually eat with any ease – with most preferring to move
smaller organisms such as plankton, brine shrimp, or fish eggs into
the jellyfish’s feeding. Or maybe it’s a yet-to-be-discovered symbiotic
behaviour that benefits both of them somehow – researchers will have to
know, but Samuel insists that despite his initial instincts, he decided
to leave the pair alone.