CSEMP assessment of cadmium in biota at West Lundy
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 53.74 | 59.74 | -23.87 | 47.74 | | | |
| linear | 2 | 55.61 | 71.61 | -23.81 | 47.61 | 0.131 | 1 | 0.7172 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2018 | 4.764 | 4.660 | -0.10417 | 0.28597 | -0.364 | 0.7341 |
| last 20 years | 2005 | 2018 | 4.764 | 4.660 | -0.10417 | 0.28597 | -0.364 | 0.7341 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 105.6 | 26.0 | -1.4017 | 0.1582 | -8.858 | 0.9996 |
| EC | 105.6 | 1000.0 | 2.2480 | 0.1582 | 14.207 | <0.0001 |
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
