{"id":"W3020954568","doi":"10.1111/eff.12553","title":"Uncertainties associated with trophic discrimination factor and body size complicate calculation of δ<sup>15</sup>N‐derived trophic positions in <i>Arapaima</i> sp.","year":2020,"lang":"en","type":"article","venue":"Ecology Of Freshwater Fish","topic":"Isotope Analysis in Ecology","field":"Environmental Science","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Saskatchewan","funders":"National Geographic Society","keywords":"Trophic level; Biology; Ecology; Predation; Isotope analysis; Food web; Trophic state index; Food chain; Nutrient; Phytoplankton","routes":{"ca_aff":true,"ca_fund":false,"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":[0.002289395,0.0008295762,0.0005441554,0.001412558,0.00071891,0.0006598381,0.0009616118,0.0003534195,0.001888871],"category_scores_gemma":[0.006124682,0.000442728,0.0004884572,0.001012107,0.0006902562,0.0007293115,0.0009356006,0.0004765904,0.0005662061],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004214069,"about_ca_system_score_gemma":0.0003204305,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007603372,"about_ca_topic_score_gemma":0.02579636,"domain_scores_codex":[0.9990705,0.0003125051,0.0001156919,0.0002104427,0.0002463527,0.00004466355],"domain_scores_gemma":[0.9961105,0.002385227,0.0006232539,0.0002997,0.0005032408,0.00007803482],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0002931046,0.00003919874,0.8134037,0.0004593139,0.0003714111,0.0005365257,0.0007089407,0.004350801,0.06282526,0.0007990105,0.0008040429,0.1154088],"study_design_scores_gemma":[0.000007941058,0.0001160668,0.9746311,0.00008719089,0.00006897196,0.0004222567,0.0003885221,0.01162107,0.007786663,0.001597616,0.003245752,0.00002686541],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9348843,0.0008852718,0.0533339,0.000193921,0.00007517795,0.00006838037,0.001654302,0.0002597963,0.00864492],"genre_scores_gemma":[0.9739275,0.000172814,0.02464386,0.00007606816,0.00001393522,0.00007645653,0.0005705776,0.00005679042,0.0004621074],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.007603372,"threshold_uncertainty_score":0.01511824,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01177849950322077,"score_gpt":0.2104048754116252,"score_spread":0.1986263759084045,"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."}}