CSEMP assessment of DDE (p,p') in biota at New Brighton (Mersey)
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | -1.12 | 4.88 | 3.56 | -7.12 | |||
linear | 2 | 0.59 | 16.59 | 3.70 | -7.41 | 0.293 | 1 | 0.5885 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2002 | 2018 | 0.7507 | 0.5466 | -0.2041 | 0.3726 | -0.548 | 0.6129 |
last 20 years | 2002 | 2018 | 0.7507 | 0.5466 | -0.2041 | 0.3726 | -0.548 | 0.6129 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 1.7273 | 0.1027 | -2.8226 | 0.2041 | -13.832 | 0.9999 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Pesticides data
Pesticides assessment
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for pesticides in biota
- Accessment criteria for pesticides in biota
Media : Biota (Blue mussel soft body)
Station : IrishSea_Mersey_sh01, New Brighton (Mersey)
Determinand : DDE (p,p')
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_Mersey_sh01, New Brighton (Mersey)
Determinand : DDE (p,p')
Units : μg kg-1 wet weight
Data extraction : 30 April 2020