Deefstes:Ever seen divers getting agro under water?
argo - 1. Astronomy. a very large southern constellation, now divided into Vela, Carina, Puppis, and Pyxis, four separate constellations lying largely south of Canis Major.
2. Classical Mythology. the ship in which Jason sailed in quest of the Golden Fleece.
I'm pretty sure I've never seen divers getting either one of those underwater.