{"id":"S94007769","label":"Water quality biological assessment","description":"Here are entered works on evaluation of the condition of a body of water based on surveys and other measurements of the resident biota. Works on testing to determine the degree of pollution of water by comparing its effect on a living organism with the effect of a standard preparation are entered under [Water quality bioassay.]","source_url":"https://id.loc.gov/authorities/subjects/sh94007769","normalized_label":"water quality biological assessment","broader":["http://id.loc.gov/authorities/subjects/sh85044194","http://id.loc.gov/authorities/subjects/sh92001149"],"aliases":["Bioassessment of water quality","Biological assessment of water quality","Water quality bioassessment"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh94007769","provider":"lcsh","revision":"d73a200b3ab7a1bc","taxonomy_revision":"f050b5d4780b1289","title":"Water quality biological assessment","url":"/topics/S94007769","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"918813507141633636","address_version":"morton4x16-v1","coordinates":[0,22,27079,25600],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}