CSEMP assessment of benzo[a]anthracene in biota at Off Boston (Wash)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 69.76 | 72.34 | -31.88 | 63.76 | | | |
| linear | 2 | 67.91 | 73.25 | -29.96 | 59.91 | 3.852 | 1 | 0.0497 |
| smooth (df = 2) | 3 | 68.58 | 78.58 | -29.29 | 58.58 | 1.331 | 1 | 0.2486 |
| smooth (df = 3) | 4 | 66.49 | 84.49 | -27.24 | 54.49 | 4.095 | 1 | 0.0430 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2003 | 2018 | 0.8960 | -0.1625 | -1.0585 | 0.4905 | -2.158 | 0.0630 |
| last 20 years | 2003 | 2018 | 0.8960 | -0.1625 | -1.0585 | 0.4905 | -2.158 | 0.0630 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.850 | 0.408 | -0.7352 | 0.3160 | -2.327 | 0.9758 |
| EAC | 0.850 | 13.040 | 2.7305 | 0.3160 | 8.641 | <0.0001 |
Raw data with supporting information
![Raw data with supporting information for assessment of benzo[a]anthracene in biota at Off Boston (Wash)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_hmwsh_wt_01_blms_baa_au.jpg "Raw data with supporting information for assessment of benzo[a]anthracene in biota at Off Boston (Wash)")
Raw data with assessment
![Raw data with assessment of benzo[a]anthracene in biota at Off Boston (Wash)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_hmwsh_wt_01_blms_baa_da.jpg "Raw data with assessment of benzo[a]anthracene in biota at Off Boston (Wash)")
Assessment plot
![Assessment plot for benzo[a]anthracene in biota at Off Boston (Wash)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_hmwsh_wt_01_blms_baa_as.jpg "Assessment plot for benzo[a]anthracene in biota at Off Boston (Wash)")
PAH (parent) data
![PAH (parent) data for assessment of benzo[a]anthracene in biota at Off Boston (Wash)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_hmwsh_wt_01_blms_p(p)da.jpg "PAH (parent) data for assessment of benzo[a]anthracene in biota at Off Boston (Wash)")
PAH (parent) assessment
![PAH (parent) assessment of benzo[a]anthracene in biota at Off Boston (Wash)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/shellfish_hmwsh_wt_01_blms_p(p)as.jpg "PAH (parent) assessment of benzo[a]anthracene in biota at Off Boston (Wash)")
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