CSEMP assessment of copper in biota at MiddleBankM
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 5.89 | 9.89 | -0.95 | 1.89 | |||
linear | 2 | 6.35 | 18.35 | -0.18 | 0.35 | 1.542 | 1 | 0.2144 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2011 | 2018 | 7.101 | 7.462 | 0.3617 | 0.2713 | 1.333 | 0.2534 |
last 20 years | 2011 | 2018 | 7.101 | 7.462 | 0.3617 | 0.2713 | 1.333 | 0.2534 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 1741.2 | 978.0 | -0.5768 | 0.1790 | -3.223 | 0.9839 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Metals data
Metals assessment
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for metals in biota
- Accessment criteria for metals in biota
Media : Biota (Blue mussel soft body)
Station : IrishSea_BelfastLoughInnr_sh10 (MiddleBankM)
Determinand : Copper
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_BelfastLoughInnr_sh10 (MiddleBankM)
Determinand : Copper
Units : μg kg-1 wet weight
Data extraction : 30 April 2020