{"id":"W2145054444","doi":"10.1111/j.1365-2028.2009.01163.x","title":"Intra‐lake stable isotope ratio variation in selected fish species and their possible carbon sources in Lake Kyoga (Uganda): implications for aquatic food web studies","year":2009,"lang":"en","type":"article","venue":"African Journal of Ecology","topic":"Isotope Analysis in Ecology","field":"Environmental Science","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; University of Waterloo","funders":"National Agricultural Research Organisation; University of Waterloo","keywords":"Trophic level; Food web; Isotopes of carbon; Stable isotope ratio; Environmental science; Phytoplankton; Ecology; Carbon fibers; Trophic state index; δ15N; Food chain; Environmental chemistry; δ13C; Biology; Total organic carbon; Chemistry; Nutrient","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000729683,0.000138106,0.0004616796,0.0002755739,0.0001050405,0.00002478065,0.0002153242,0.00008780594,0.000141496],"category_scores_gemma":[0.0006035633,0.0001161846,0.00004458455,0.0007057737,0.0001603081,0.0001973771,0.0000526041,0.0001855066,0.000001241594],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000226655,"about_ca_system_score_gemma":0.00008034671,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000009475741,"about_ca_topic_score_gemma":0.1397891,"domain_scores_codex":[0.9985816,0.0001966181,0.000602464,0.0002099194,0.00007771098,0.00033167],"domain_scores_gemma":[0.9987953,0.0005535695,0.0004089727,0.0001276127,0.00006155441,0.00005298552],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00009768813,0.0003286607,0.9753221,0.000007078622,0.000131999,0.00000579321,0.006172803,0.003256973,0.01258477,0.0004459413,0.0006931624,0.0009530117],"study_design_scores_gemma":[0.0009808674,0.001342164,0.9845281,0.0000077065,0.00004221998,0.00002968432,0.001447084,0.001506252,0.0003255855,0.008485698,0.001183296,0.0001213556],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9929596,0.00008282766,0.0001512946,0.005720274,0.00007002331,0.0003117066,0.0000202902,0.000006357346,0.0006776323],"genre_scores_gemma":[0.9985346,0.0001487555,0.0007696018,0.0003468993,0.00004710133,0.00003299491,0.000003829336,0.000007524428,0.0001087463],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1397796,"threshold_uncertainty_score":0.8759075,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01451273397499162,"score_gpt":0.2333236958905958,"score_spread":0.2188109619156042,"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."}}