{"id":"W2056153447","doi":"10.4319/lo.2001.46.8.2061","title":"Variation in δ<sup>15</sup>N and δ<sup>13</sup>C trophic fractionation: Implications for aquatic food web studies","year":2001,"lang":"en","type":"article","venue":"Limnology and Oceanography","topic":"Isotope Analysis in Ecology","field":"Environmental Science","cited_by":1816,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University","funders":"","keywords":"Trophic level; Food web; Herbivore; Fractionation; Stable isotope ratio; Isotope analysis; Predation; Biology; Isotope; Ecology; Invertebrate; Chemistry; Physics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01718653601958293,"score_gpt":0.2562990339332009,"score_spread":0.2391124979136179,"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."}}