CSEMP assessment of lead in biota at DougoldM
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | -2.87 | 1.13 | 3.44 | -6.87 | | | |
| linear | 2 | -1.44 | 10.56 | 3.72 | -7.44 | 0.566 | 1 | 0.4518 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2011 | 2016 | 6.395 | 6.515 | 0.11987 | 0.15559 | 0.770 | 0.4840 |
| last 20 years | 2011 | 2016 | 6.395 | 6.515 | 0.11987 | 0.15559 | 0.770 | 0.4840 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 675.1 | 211.9 | -1.1588 | 0.0942 | -12.300 | 0.9999 |
| EC | 675.1 | 1500.0 | 0.7983 | 0.0942 | 8.474 | 0.0005 |
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
