CSEMP assessment of c2 dibenzothiophene 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 | 71.25 | 74.25 | -32.63 | 65.25 | |||
linear | 2 | 71.62 | 78.02 | -31.81 | 63.62 | 1.638 | 1 | 0.2006 |
smooth (df = 2) | 3 | 73.02 | 85.52 | -31.51 | 63.02 | 0.600 | 1 | 0.4386 |
Change in log concentration
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2006 | 2016 | 1.2495 | 1.5504 | 0.30090 | 0.23223 | 1.296 | 0.2362 |
last 20 years | 2006 | 2016 | 1.2495 | 1.5504 | 0.30090 | 0.23223 | 1.296 | 0.2362 |
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 : C2 Dibenzothiophene
Units : μg kg-1 dry weight normalised to 2.5% organic carbon
Data extraction : 30 April 2020
Station : MinchMalin_TheMinchNorth_se01 (North Minch)
Determinand : C2 Dibenzothiophene
Units : μg kg-1 dry weight normalised to 2.5% organic carbon
Data extraction : 30 April 2020