CSEMP assessment of vas deferens sequence in biota at Co. Down (Greencastle)
Statistical analysis
Trend assessment
Analysis of variance
Df | AIC | AICc | Log lik | Deviance | Dispersion | F | F_df1 | F_df2 | Pr(>F) | |
---|---|---|---|---|---|---|---|---|---|---|
mean | 1 | 22.94 | 30.94 | -64.51 | 129.01 | 21.30 | ||||
linear | 2 | 14.11 | 40.11 | -31.14 | 62.28 | 6.16 | 10.831 | 1 | 3 | 0.0460 |
smooth (df = 2) | 3 | 15.34 | -28.77 | 57.54 | 6.87 | 0.690 | 1 | 2 | 0.4934 |
Fit on stage scale, change on logit scale
Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) | |
---|---|---|---|---|---|---|---|---|
overall | 2004 | 2017 | 3.676 | 0.275 | -6.013 | 2.076 | -2.896 | 0.0627 |
last 20 years | 2004 | 2017 | 3.676 | 0.275 | -6.013 | 2.076 | -2.896 | 0.0627 |
Status assessment
Fitted value | Upper CL | Ref value | Pr(>Ref) | |
---|---|---|---|---|
BAC | 0.275 | 1.344 | 0.3 | >0.05 |
EAC | 0.275 | 1.344 | 2.0 | <0.05 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Related pages
- Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
- Assessment methodology for in biota
- Accessment criteria for in biota
Media : Biota (Dog whelk soft body)
Station : IrishSea_CarlingfordLough_sh02, Co. Down (Greencastle)
Determinand : Vas Deferens Sequence
Units : stage
Data extraction : 30 April 2020
Station : IrishSea_CarlingfordLough_sh02, Co. Down (Greencastle)
Determinand : Vas Deferens Sequence
Units : stage
Data extraction : 30 April 2020