CSEMP assessment of mercury in biota at MiddleBankM
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 4.30 | 10.30 | -0.15 | 0.30 | |||
linear | 2 | 3.95 | 27.95 | 1.02 | -2.05 | 2.352 | 1 | 0.1251 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2011 | 2018 | 3.1331 | 2.6773 | -0.4558 | 0.2620 | -1.740 | 0.1803 |
last 20 years | 2011 | 2018 | 3.1331 | 2.6773 | -0.4558 | 0.2620 | -1.740 | 0.1803 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 14.5 | 14.7 | 0.009 | 0.192 | 0.044 | 0.4837 |
EC | 14.5 | 500.0 | 3.537 | 0.192 | 18.393 | 0.0002 |
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 : Mercury
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_BelfastLoughInnr_sh10 (MiddleBankM)
Determinand : Mercury
Units : μg kg-1 wet weight
Data extraction : 30 April 2020