species,run,brood_year,tagged_adclipped,untagged_adclipped
"2",,"1987","29053","116"
"1","1","1971","4850","150"
"2",,"1985","14253","285"
"1","1","1971","3293","101"
"2",,"1985","14657","293"
"2",,"1971","4850","150"
"2",,"1971","4850","150"