CSEMP assessment of CB101 in biota at South Eddystone
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 49.03 | 52.63 | -21.52 | 43.03 | |||
linear | 2 | 50.83 | 58.83 | -21.42 | 42.83 | 0.200 | 1 | 0.6545 |
smooth (df = 2) | 3 | 52.71 | 69.38 | -21.35 | 42.71 | 0.121 | 1 | 0.7279 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2005 | 2018 | 0.5122 | 0.3180 | -0.1942 | 0.4289 | -0.453 | 0.6666 |
last 20 years | 2005 | 2018 | 0.5122 | 0.3180 | -0.1942 | 0.4289 | -0.453 | 0.6666 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 1.374 | 0.080 | -2.8438 | 0.2694 | -10.555 | 1.0000 |
EAC | 1.374 | 23.716 | 2.8481 | 0.2694 | 10.572 | <0.0001 |
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 biota
- Accessment criteria for chlorobiphenyls in biota
Media : Biota (Common dab liver)
Station : WestChan_WCInter_fi01 (South Eddystone)
Determinand : CB101
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : WestChan_WCInter_fi01 (South Eddystone)
Determinand : CB101
Units : μg kg-1 wet weight
Data extraction : 30 April 2020