CSEMP assessment of benzo[g,h,i]perylene in biota at NarrowWaterM
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | -9.81 | -7.41 | 6.90 | -13.81 | |||
linear | 2 | -8.75 | -2.75 | 7.38 | -14.75 | 0.945 | 1 | 0.3309 |
smooth (df = 2) | 3 | -10.32 | 3.02 | 9.16 | -18.32 | 3.564 | 1 | 0.0590 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2011 | 2018 | 1.5606 | 1.4389 | -0.12166 | 0.12513 | -0.972 | 0.3684 |
last 20 years | 2011 | 2018 | 1.5606 | 1.4389 | -0.12166 | 0.12513 | -0.972 | 0.3684 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 4.216 | 0.408 | -2.3366 | 0.0731 | -31.982 | 1.0000 |
EAC | 4.216 | 17.930 | 1.4475 | 0.0731 | 19.813 | <0.0001 |
Raw data with supporting information
Raw data with assessment
Assessment plot
PAH (parent) data
PAH (parent) assessment
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for pah_(parent) in biota
- Accessment criteria for pah_(parent) in biota
Media : Biota (Blue mussel soft body)
Station : IrishSea_NewryEstuary_sh01 (NarrowWaterM)
Determinand : Benzo[g,h,i]perylene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_NewryEstuary_sh01 (NarrowWaterM)
Determinand : Benzo[g,h,i]perylene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020