CSEMP assessment of BD153 in biota at Flamborough
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 44.04 | 53.04 | -19.02 | 38.04 | |||
linear | 2 | 36.97 | 68.97 | -14.49 | 28.97 | 9.074 | 1 | 0.0026 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2005 | 2017 | -0.7569 | -3.0331 | -2.2762 | 0.4823 | -4.719 | 0.0180 |
last 20 years | 2005 | 2017 | -0.7569 | -3.0331 | -2.2762 | 0.4823 | -4.719 | 0.0180 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 0.048 | 0.012 | -1.390 | 0.319 | -4.361 | 0.9889 |
FEQG | 0.048 | 4.000 | 4.419 | 0.319 | 13.869 | 0.0004 |
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_TTOpenSeaS_fi01 (Flamborough)
Determinand : BD153
Units : μg kg-1 wet weight
Data extraction : 30 April 2020
Station : TyneTees_TTOpenSeaS_fi01 (Flamborough)
Determinand : BD153
Units : μg kg-1 wet weight
Data extraction : 30 April 2020