tag_code_or_release_id,brood_year,cwt_1st_mark,species
"637023","2015","5000","1"
"637310","2017","5000","1"
"637311","2017","5000","1"
"637022","2015","5000","1"
"637125","2016","5000","1"
"637312","2017","5000","1"
"637024","2015","5000","1"
"637126","2016","5000","1"
"637127","2016","5000","1"