

They don’t, they’re sub-variants of the same 3 species. This is like calling Deschutes River Redsides something separate that any other Rainbow Trout.
Golden Trout are definitely special. I remember celebrating when I caught that 6 in fish on a tiny #18 mosquito.
This is amazing news! Salmon populations are under threat, and conservation efforts have been going ahead for decades to try and get ahead of it. I’m glad to see they are having an impact.