CSEMP assessment of BD153 in biota at Amble
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 56.39 | 62.39 | -25.19 | 50.39 | |||
linear | 2 | 57.20 | 73.20 | -24.60 | 49.20 | 1.188 | 1 | 0.2757 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2005 | 2017 | -2.2803 | -2.9807 | -0.7004 | 0.6080 | -1.152 | 0.3135 |
last 20 years | 2005 | 2017 | -2.2803 | -2.9807 | -0.7004 | 0.6080 | -1.152 | 0.3135 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 0.051 | 0.012 | -1.442 | 0.405 | -3.561 | 0.9882 |
FEQG | 0.051 | 4.000 | 4.367 | 0.405 | 10.784 | 0.0002 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Organo-bromines data
Organo-bromines assessment
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for organo-bromines in biota
- Accessment criteria for organo-bromines in biota
Media : Biota (Common dab liver)
Station : TyneTees_TTInter_fi01 (Amble)
Determinand : BD153
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : TyneTees_TTInter_fi01 (Amble)
Determinand : BD153
Units : μg kg-1 wet weight
Data extraction : 30 April 2020