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Golden Tilefish: QA/QC Exercise Results

Results of the QA/QC exercises for ageing golden tilefish.

Golden Tilefish, Lopholatilus chamaeleonticeps

Image
Side-profile illustration of a golden tilefish with silver and gray body, gold, yellow spotting, and dark red tail fin. Credit: NOAA Fisheries/Jack Hornady

Katie Rogers (KR) has been working with Golden Tilefish since 2016; before that, the age reader was Nikole Jalbert (NJ). Sectioned otoliths are viewed with transmitted light.

In tests where agreement is below 90%, bias indicates either the P-value of a symmetry test or ‘n/s’ (test not significant at the α = 0.05 level). The Evans & Hoenig test was used to test bias starting 1/2022; prior to that, a Bowker's test was used.

Sample SourceTest TypeDate CompletedAge ReaderNumber AgedNumber TestedCV (%)Agree-ment (%)Bias
2023 Commercial Samples (Q4)Precision5/2024KR311642.4476.6n/s
2023 Commercial Samples (Q3)Precision5/2024KR291611.6585.2n/s
2023 Commercial Samples (Q2)Precision5/2024KR483881.8880.7n/s
2023 Commercial Samples (Q1)Precision5/2024KR185401.9577.5n/s
2020 Michigan Tech University Bottom Long Line SurveyPrecision1/2024KR163403.2872.50.035
2013 Commercial Samples (Q4)Precision12/2023KR463902.1380.0n/s
2013 Commercial Samples (Q3)Precision12/2023KR425902.6672.2n/s
2013 Commercial Samples (Q2)Precision12/2023KR453902.5074.6n/s
2013 Commercial Samples (Q1)Precision12/2023KR387711.6580.3n/s
2022 Commercial Samples (Q4)Precision10/2023KR232542.1775.9n/s
2022 Commercial Samples (Q3)Precision10/2023KR361712.8873.2n/s
2022 Commercial Samples (Q2)Precision10/2023KR323801.8178.8n/s
2021 Commercial Samples (Q4)Precision10/2023KR139393.4176.9n/s
2021 Commercial Samples (Q3)Precision10/2023KR169402.7972.5n/s
2021 Commercial Samples (Q2)Precision10/2023KR188412.3678.0n/s
2021 Commercial Samples (Q1)Precision10/2023KR267513.2772.5n/s
2022 Commercial Samples (Q1)Precision10/2023KR237411.7278.0n/s
2020 Commercial Samples (Q4)Precision8/2021KR133421.2985.7n/s
2020 Commercial Samples (Q3)Precision8/2021KR297642.1778.1n/s
2020 Commercial Samples (Q2)Precision8/2021KR324640.7390.6 
2020 Commercial Samples (Q1)Precision8/2021KR411730.3494.5 
2019 Commercial Samples (Q4)Precision8/2021KR284571.9686.0n/s
2019 Commercial Samples (Q3)Precision7/2021KR345751.4984.0n/s
2019 Commercial Samples (Q2)Precision7/2021KR360650.5692.3 
2019 Commercial Samples (Q1)Precision7/2021KR332651.3386.2n/s
2018 Commercial Samples (Q4)Precision7/2021KR302401.1487.5n/s
2018 Commercial Samples (Q3)Precision7/2021KR409803.2572.5n/s
2018 Commercial Samples (Q1-2)Precision9/2019KR8281002.1179.0n/s
2017 Commercial Samples (Q3-4)Precision10/2018KR401784.2865.3n/s
2017 Commercial Samples (Q2)Precision10/2018KR385782.0880.8n/s
2017 Commercial Samples (Q1)Precision8/2018KR343711.8681.7n/s
2016 Commercial Samples (Q3-4)Precision12/2017KR740832.2679.5n/s
2016 Commercial Samples (Q1-2)Precision12/2017KR885962.3976.0n/s
2014 Commercial Samples (Q3-4)Precision2/2017KR466863.9374.4n/s
2014 Commercial Samples (Q1-2)Precision1/2017KR565962.2181.3n/s
2015 Commercial Samples (Q3-4)Precision12/2016KR356622.3477.4n/s
2015 Commercial Samples (Q2)Precision11/2016KR417812.1581.5n/s
2015 Commercial Samples (Q1)Precision11/2016KR437847.4653.6n/s
2011 Commercial Samples (Q1-4)Precision1/2014NH765994.0163.6n/s
2008 Commercial Samples (Q2-4)Precision1/2014NH459952.3873.7n/s
2006 Commercial Samples (Q1-4)Precision11/ 2013NH570952.9971.6n/s
2007 Commercial Samples (Q1-4)Precision11/2013NH444923.5268.5n/s
2008 Commercial Samples (Q1-2)Precision10/2013NH442894.0659.6n/s
2009 Commercial Samples (Q1-4)Precision8/2013NJ*607985.8854.1n/s
2010 Commercial Samples (Q1-4)Precision6/2013NJ*591974.8755.7n/s

Last updated by Northeast Fisheries Science Center on June 07, 2024

Age and Growth