CSEMP assessment of lead in biota at HollywoodSouthM
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 1.16 | 7.16 | 1.42 | -2.84 | |||
linear | 2 | 1.23 | 25.23 | 2.39 | -4.77 | 1.929 | 1 | 0.1649 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2012 | 2016 | 6.299 | 6.591 | 0.29139 | 0.18997 | 1.534 | 0.2226 |
last 20 years | 2012 | 2016 | 6.299 | 6.591 | 0.29139 | 0.18997 | 1.534 | 0.2226 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 728.3 | 211.9 | -1.2346 | 0.1163 | -10.613 | 0.9991 |
EC | 728.3 | 1500.0 | 0.7225 | 0.1163 | 6.211 | 0.0042 |
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_sh09 (HollywoodSouthM)
Determinand : Lead
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : IrishSea_BelfastLoughInnr_sh09 (HollywoodSouthM)
Determinand : Lead
Units : μg kg-1 wet weight
Data extraction : 30 April 2020