CSEMP assessment of zinc in biota at Tees Bay
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 2.75 | 6.35 | 1.62 | -3.25 | |||
linear | 2 | 4.51 | 12.51 | 1.74 | -3.49 | 0.240 | 1 | 0.6242 |
smooth (df = 2) | 3 | 3.42 | 20.09 | 3.29 | -6.58 | 3.090 | 1 | 0.0788 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2006 | 2017 | 10.173 | 10.057 | -0.11655 | 0.23608 | -0.494 | 0.6391 |
last 20 years | 2006 | 2017 | 10.173 | 10.057 | -0.11655 | 0.23608 | -0.494 | 0.6391 |
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
Media : Biota (Common dab liver)
Station : TyneTees_TTInter_fi03 (Tees Bay)
Determinand : Zinc
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : TyneTees_TTInter_fi03 (Tees Bay)
Determinand : Zinc
Units : μg kg-1 wet weight
Data extraction : 30 April 2020