{"id":"W2084448733","doi":"10.1016/j.scitotenv.2006.01.029","title":"Does δ15N in river food webs reflect the intensity and origin of N loads from the watershed?","year":2006,"lang":"en","type":"article","venue":"The Science of The Total Environment","topic":"Isotope Analysis in Ecology","field":"Environmental Science","cited_by":75,"is_retracted":false,"has_abstract":false,"ca_institutions":"Université du Québec à Trois-Rivières","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Trophic level; δ15N; Invertebrate; Biota; Isotopes of nitrogen; Primary producers; Population; Aquatic ecosystem; Livestock; Ecology; Watershed; Isotope analysis; Stable isotope ratio; Environmental science; Biology; δ13C; Nitrogen; Nutrient; Chemistry; Phytoplankton","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001492958,0.0002144131,0.0004745836,0.0006708906,0.0003755181,0.001186077,0.0006085649,0.001026873,0.0008711511],"category_scores_gemma":[0.002837289,0.0005401367,0.0002888569,0.0008512504,0.001530558,0.002807856,0.0004625136,0.0003681805,0.0002555558],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005733805,"about_ca_system_score_gemma":0.0005732229,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01110274,"about_ca_topic_score_gemma":0.02632015,"domain_scores_codex":[0.9996614,0.00005720526,0.00002986813,0.0001386728,0.00005251192,0.00006018156],"domain_scores_gemma":[0.9989754,0.0002388181,0.0004137787,0.0001088617,0.0001614904,0.0001016283],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00022559,0.0000612178,0.9213409,0.00008075457,0.0003442774,0.00006792905,0.0004637926,0.0007639264,0.0531406,0.0008390771,0.0001609715,0.02251086],"study_design_scores_gemma":[0.000008634088,0.00007242835,0.9905912,0.00001124788,0.00005019602,0.0001580064,0.0004029338,0.002434991,0.003658301,0.002052299,0.0005376299,0.00002208312],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9964302,0.0004931276,0.0016227,0.0002957958,0.00001463362,0.000003800238,0.00009241611,0.00001348074,0.001033906],"genre_scores_gemma":[0.9982858,0.0004177329,0.0006847428,0.0001285221,0.00002020068,0.000003456746,0.00006522164,0.00001110517,0.000383057],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01110274,"threshold_uncertainty_score":0.02207625,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007345728709374772,"score_gpt":0.1990685094088615,"score_spread":0.1917227806994867,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}