CSEMP assessment of 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 | 29.08 | 38.08 | -11.54 | 23.08 | |||
linear | 2 | 30.54 | 62.54 | -11.27 | 22.54 | 0.539 | 1 | 0.4630 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2004 | 2018 | -0.2355 | -0.7134 | -0.4779 | 0.6091 | -0.785 | 0.4899 |
last 20 years | 2004 | 2018 | -0.2355 | -0.7134 | -0.4779 | 0.6091 | -0.785 | 0.4899 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
EAC | 0.49 | 47.27 | 4.569 | 0.366 | 12.497 | 0.0006 |
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 : HumWash_Witham_sh01, Off Boston (Wash)
Determinand : Anthracene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : HumWash_Witham_sh01, Off Boston (Wash)
Determinand : Anthracene
Units : μg kg-1 wet weight
Data extraction : 30 April 2020