CSEMP assessment of copper in biota at Farne
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 24.84 | 29.34 | -9.42 | 18.84 | | | |
| linear | 2 | 26.78 | 37.45 | -9.39 | 18.78 | 0.057 | 1 | 0.8114 |
| smooth (df = 2) | 3 | 25.13 | 50.13 | -7.56 | 15.13 | 3.658 | 1 | 0.0558 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2006 | 2017 | 8.746 | 8.701 | -0.04497 | 0.18847 | -0.239 | 0.8209 |
| last 20 years | 2006 | 2017 | 8.746 | 8.701 | -0.04497 | 0.18847 | -0.239 | 0.8209 |
Status assessment
No assessment criteria
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
