In fairness, on my Facebook, the headline reads “The Studio Behind Legend of Korra’s New Animated Movie Looks Jaw-Droopingly Gorgeous.” On the page it reads differently and is easier to understand. Maybe this is what confused the OP. It sure was confusing to me too.

Not sure who started it, but Mythbusters tried it and it turns out you don’t even have to hit the fish. The shockwaves in the water will kill all the fish with one shot. Sounds like PETA should’ve gotten a call on this one though. Most of the video is them shooting fish for no reason. But they do explain what I’m…