Seahorses are widely considered some of the slowest swimmers in the ocean, with the ( Hippocampus zosterae ) reaching top speeds of only about 1.5 metres per hour.

: Located on its back, this fin flutters rapidly—between 30 to 70 times per second—to provide propulsion.

: Its snout extends, allowing it to probe dark crevices for prey that shallow-water seahorses cannot reach.