CSEMP assessment of benzo[a]pyrene in biota at VictoriaDockM
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 5.69 | 11.69 | 0.15 | -0.31 | |||
linear | 2 | 2.99 | 18.99 | 2.51 | -5.01 | 4.707 | 1 | 0.0300 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2011 | 2018 | 1.7942 | 1.0511 | -0.7431 | 0.2714 | -2.738 | 0.0520 |
last 20 years | 2011 | 2018 | 1.7942 | 1.0511 | -0.7431 | 0.2714 | -2.738 | 0.0520 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 2.86 | 0.23 | -2.529 | 0.188 | -13.473 | 0.9999 |
EAC | 2.86 | 97.80 | 3.532 | 0.188 | 18.819 | <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_sh12 (VictoriaDockM)
Determinand : Benzo[a]pyrene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_BelfastLoughInnr_sh12 (VictoriaDockM)
Determinand : Benzo[a]pyrene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020