CSEMP assessment of CB105 in sediment at middle (Firth of Clyde)
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 32.02 | 38.02 | -13.01 | 26.02 | |||
linear | 2 | 33.78 | 49.78 | -12.89 | 25.78 | 0.238 | 1 | 0.6255 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2012 | 2018 | -1.2738 | -1.4361 | -0.1623 | 0.3304 | -0.491 | 0.6489 |
last 20 years | 2012 | 2018 | -1.2738 | -1.4361 | -0.1623 | 0.3304 | -0.491 | 0.6489 |
Status assessment
No assessment criteria
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for chlorobiphenyls in sediment
- Accessment criteria for chlorobiphenyls in sediment
Media : Sediment (unsieved)
Station : Firth_of_Clyde_(middle)_seSF, middle (Firth of Clyde)
Determinand : CB105
Units : μg kg-1 dry weight normalised to 2.5% organic carbon
Data extraction : 30 April 2020
Station : Firth_of_Clyde_(middle)_seSF, middle (Firth of Clyde)
Determinand : CB105
Units : μg kg-1 dry weight normalised to 2.5% organic carbon
Data extraction : 30 April 2020