That’s exactly what it is. The skeleton of a dead sailor, whose arms pointed in a direction, serving as a compass.
And you thought they actually made a compass out of his body? That’s why I say the clue is far-fetched, because the skeleton was a “compass” in a figurative sense.
3DS FC - 1418-6688-8950
PS4 & VITA & PS3 PSN ID - Darkness_Zedzi