What Sea Shepard strategically omitted is that there's like 400 million tonnes in the water, and the natural turnover is pretty fast.
There's dummy amounts of krill and not a lot of human uses for them. The fishing industry in general is problematic, but I'd expect literally every other fishery is more heavily exploited.
Because you posted him with no context. It wasn't clear you meant Russia.
I'd disagree with that. They inherited autocracy, but it's not even a vaguely similar model of it. In a lot of ways current Russia is a backlash to the USSR, although they shoehorn communist stuff together with Tsarist stuff and everything else from even earlier to pretend they have some kind of ideology.
They still see the West as enemies or at least competition, though, that's true.