CSEMP assessment of BDE28 in biota at North Dogger 1
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 64.79 | 70.79 | -29.40 | 58.79 | |||
linear | 2 | 57.91 | 73.91 | -24.95 | 49.91 | 8.884 | 1 | 0.0029 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2005 | 2017 | -1.667 | -3.432 | -1.7653 | 0.4269 | -4.135 | 0.0144 |
last 20 years | 2005 | 2017 | -1.667 | -3.432 | -1.7653 | 0.4269 | -4.135 | 0.0144 |
Status assessment
Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) | |
---|---|---|---|---|---|---|
BAC | 0.03 | 0.01 | -0.991 | 0.273 | -3.626 | 0.9889 |
FEQG | 0.03 | 120.00 | 8.220 | 0.273 | 30.090 | <0.0001 |
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 : HumWash_HWOpenSeaNE_fi01 (North Dogger 1)
Determinand : BDE28
Units : μg kg-1 wet weight
Data extraction : 27 June 2019
Station : HumWash_HWOpenSeaNE_fi01 (North Dogger 1)
Determinand : BDE28
Units : μg kg-1 wet weight
Data extraction : 27 June 2019