The stats on fish survival after being caught and released is actually pretty sad. If I remember correctly there was a lengthy study that showed a survival rate of only like 40%.
There are differences, but it's quite difficult to define. There's not a huge political difference except maybe the Marines are stereotypically known to be more right-leaning.
Have you tried a bunch of different brands? I've found that my younger cat will eat a mix of any wet with the dry food without any real preference, but my old cat will only eat 2 or 3 kinds of wet food from 2 manufacturers.
Steam?