CSEMP assessment of c3 naphthalenes in sediment at inner (Firth of Forth)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 67.16 | 70.76 | -30.58 | 61.16 | | | |
| linear | 2 | 68.61 | 76.61 | -30.30 | 60.61 | 0.558 | 1 | 0.4553 |
| smooth (df = 2) | 3 | 54.76 | 71.42 | -22.38 | 44.76 | 15.849 | 1 | <0.0001 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2016 | 6.001 | 5.691 | -0.3091 | 0.4089 | -0.756 | 0.4782 |
| last 20 years | 2009 | 2016 | 6.001 | 5.691 | -0.3091 | 0.4089 | -0.756 | 0.4782 |
Status assessment
No assessment criteria
Raw data with supporting information
__sdmn_napc3_au.jpg "Raw data with supporting information for assessment of c3 naphthalenes in sediment at inner (Firth of Forth)")
Raw data with assessment
__sdmn_napc3_da.jpg "Raw data with assessment of c3 naphthalenes in sediment at inner (Firth of Forth)")
Assessment plot
__sdmn_napc3_as.jpg "Assessment plot for c3 naphthalenes in sediment at inner (Firth of Forth)")
PAH (alkylated) data
__sdmn_p(l)da.jpg "PAH (alkylated) data for assessment of c3 naphthalenes in sediment at inner (Firth of Forth)")
PAH (alkylated) assessment
__sdmn_p(l)as.jpg "PAH (alkylated) assessment of c3 naphthalenes in sediment at inner (Firth of Forth)")
Related pages
