CSEMP assessment of benzo[a]pyrene in biota at NarrowWaterM
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 2.01 | 5.01 | 1.00 | -1.99 | | | |
| linear | 2 | 0.38 | 8.38 | 2.81 | -5.62 | 3.627 | 1 | 0.0568 |
| smooth (df = 2) | 3 | 2.20 | 22.20 | 2.90 | -5.80 | 0.179 | 1 | 0.6721 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2011 | 2018 | 1.6542 | 1.1183 | -0.5359 | 0.2814 | -1.905 | 0.1152 |
| last 20 years | 2011 | 2018 | 1.6542 | 1.1183 | -0.5359 | 0.2814 | -1.905 | 0.1152 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 3.06 | 0.23 | -2.596 | 0.174 | -14.905 | 1.0000 |
| EAC | 3.06 | 97.80 | 3.465 | 0.174 | 19.893 | <0.0001 |
Raw data with supporting information
![Raw data with supporting information for assessment of benzo[a]pyrene in biota at NarrowWaterM](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_irshs_n_01_blms_bap_au.jpg "Raw data with supporting information for assessment of benzo[a]pyrene in biota at NarrowWaterM")
Raw data with assessment
![Raw data with assessment of benzo[a]pyrene in biota at NarrowWaterM](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_irshs_n_01_blms_bap_da.jpg "Raw data with assessment of benzo[a]pyrene in biota at NarrowWaterM")
Assessment plot
![Assessment plot for benzo[a]pyrene in biota at NarrowWaterM](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_irshs_n_01_blms_bap_as.jpg "Assessment plot for benzo[a]pyrene in biota at NarrowWaterM")
PAH (parent) data
![PAH (parent) data for assessment of benzo[a]pyrene in biota at NarrowWaterM](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_irshs_n_01_blms_p(p)da.jpg "PAH (parent) data for assessment of benzo[a]pyrene in biota at NarrowWaterM")
PAH (parent) assessment
![PAH (parent) assessment of benzo[a]pyrene in biota at NarrowWaterM](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_irshs_n_01_blms_p(p)as.jpg "PAH (parent) assessment of benzo[a]pyrene in biota at NarrowWaterM")
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