english: There's been excessive use of chemicals, there's been virus and disease transfered to wild populations, ecosystem destruction and pollution, escaped fish breeding with wild populations, altering the overall genetic pool, and then of course, as just mentioned, the unsustainable feed ingredients.
non_english: Bilo je preterane upotrebe hemikalija, virusi i oboljenja preneli su se na populaciju u divljini, uništavanje i zagađenje ekosistema, odbegle ribe parile su se sa populacijom u divljini, uopšteno menjajući gene, i onda naravno, već pomenuto, neodrživi sastojci hrane.