[ this is just very obnoxious right now can we go back to having just one person and both arms? OH WAIT. WE'VE NEVER HAD THE LUXURY OF BOTH ARMS ON A CORPSE BEFORE HAVE WE? ]

Mm. Makes sense that it'd be found at the aquarium.

As for the round bruises that were interlinked randomly solely on his torso. Sounds like maybe someone tried to perhaps drag him down or forward even.

... How large were the bruises?