CSEMP assessment of c3 dibenzothiophenes in sediment at North Minch
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) | |
---|---|---|---|---|---|---|---|---|
mean | 1 | 74.23 | 77.23 | -34.12 | 68.23 | |||
linear | 2 | 75.16 | 81.56 | -33.58 | 67.16 | 1.067 | 1 | 0.3016 |
smooth (df = 2) | 3 | 76.12 | 88.62 | -33.06 | 66.12 | 1.047 | 1 | 0.3062 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2006 | 2016 | 0.9475 | 1.1912 | 0.24372 | 0.23381 | 1.042 | 0.3319 |
last 20 years | 2006 | 2016 | 0.9475 | 1.1912 | 0.24372 | 0.23381 | 1.042 | 0.3319 |
Status assessment
No assessment criteria
Raw data with supporting information
Raw data with assessment
Assessment plot
PAH (alkylated) data
PAH (alkylated) assessment
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for pah_(alkylated) in sediment
- Accessment criteria for pah_(alkylated) in sediment
Media : Sediment (unsieved)
Station : MinchMalin_TheMinchNorth_se01 (North Minch)
Determinand : C3 Dibenzothiophenes
Units : μg kg-1 dry weight normalised to 2.5% organic carbon
Data extraction : 30 April 2020
Station : MinchMalin_TheMinchNorth_se01 (North Minch)
Determinand : C3 Dibenzothiophenes
Units : μg kg-1 dry weight normalised to 2.5% organic carbon
Data extraction : 30 April 2020