… to interviews with 26 First Nations knowledge Elders across the … 48 knowledge keepers from 18 First Nations — stretching across the Fraser … latest research draws on First Nation testimony across B.C. … access to salmon for First Nations, as well as past …… to interviews with 26 First Nations knowledge Elders across the … 48 knowledge keepers from 18 First Nations — stretching across the Fraser … latest research draws on First Nation testimony across B.C. … access to salmon for First Nations, as well as past …