CSEMP assessment of benzo[g,h,i]perylene in sediment at Forth Estuary
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 69.25 | 71.50 | -31.62 | 63.25 | | | |
| linear | 2 | 71.02 | 75.59 | -31.51 | 63.02 | 0.225 | 1 | 0.6352 |
| smooth (df = 2) | 3 | 72.79 | 81.12 | -31.40 | 62.79 | 0.231 | 1 | 0.6311 |
| smooth (df = 3) | 4 | 74.55 | 88.95 | -31.28 | 62.55 | 0.239 | 1 | 0.6251 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2000 | 2018 | 5.345 | 5.013 | -0.3320 | 0.6964 | -0.477 | 0.6449 |
| last 20 years | 2000 | 2018 | 5.345 | 5.013 | -0.3320 | 0.6964 | -0.477 | 0.6449 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 150.41 | 80.00 | -0.6314 | 0.4118 | -1.533 | 0.9202 |
Raw data with supporting information
![Raw data with supporting information for assessment of benzo[g,h,i]perylene in sediment at Forth Estuary](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_fr___sdmn_bghip_au.jpg "Raw data with supporting information for assessment of benzo[g,h,i]perylene in sediment at Forth Estuary")
Raw data with assessment
![Raw data with assessment of benzo[g,h,i]perylene in sediment at Forth Estuary](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_fr___sdmn_bghip_da.jpg "Raw data with assessment of benzo[g,h,i]perylene in sediment at Forth Estuary")
Assessment plot
![Assessment plot for benzo[g,h,i]perylene in sediment at Forth Estuary](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_fr___sdmn_bghip_as.jpg "Assessment plot for benzo[g,h,i]perylene in sediment at Forth Estuary")
PAH (parent) data
![PAH (parent) data for assessment of benzo[g,h,i]perylene in sediment at Forth Estuary](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_fr___sdmn_p(p)da.jpg "PAH (parent) data for assessment of benzo[g,h,i]perylene in sediment at Forth Estuary")
PAH (parent) assessment
![PAH (parent) assessment of benzo[g,h,i]perylene in sediment at Forth Estuary](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_fr___sdmn_p(p)as.jpg "PAH (parent) assessment of benzo[g,h,i]perylene in sediment at Forth Estuary")
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