CSEMP assessment of benzo[a]pyrene in biota at HollywoodSouthM
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 2.19 | 8.19 | 0.91 | -1.81 | |||
linear | 2 | 2.62 | 26.62 | 1.69 | -3.38 | 1.573 | 1 | 0.2098 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2012 | 2016 | 0.4167 | 0.7993 | 0.3826 | 0.3051 | 1.254 | 0.2986 |
last 20 years | 2012 | 2016 | 0.4167 | 0.7993 | 0.3826 | 0.3051 | 1.254 | 0.2986 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 2.22 | 0.23 | -2.277 | 0.184 | -12.378 | 0.9994 |
EAC | 2.22 | 97.80 | 3.784 | 0.184 | 20.571 | 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_BelfastLoughInnr_sh09 (HollywoodSouthM)
Determinand : Benzo[a]pyrene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_BelfastLoughInnr_sh09 (HollywoodSouthM)
Determinand : Benzo[a]pyrene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020