The whole point of the article was about humane slaughter methods for fish. It wasn't about if it's right or wrong to kill fish; it was about studies suggestin

The whole point of the article was about humane slaughter methods for fish. It wasn't about if it's right or wrong to kill fish; it was about studies suggesting that fish feel pain at a level that is more than just reflex and so, where possible, we should slaughter fish more humanely than suffocation.