Marine Environment Monitoring and Assessment National database (MERMAN)
Location of station  IrishSea_IrSIntermediateE_fi04 (Morecambe Bay)
Location of station at Morecambe Bay ©

CSEMP assessment of cadmium in biota at Morecambe Bay

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : IrishSea_IrSIntermediateE_fi04 (Morecambe Bay)
Determinand : Cadmium
Units : μg kg-1 wet weight
Data extraction : 19 October 2016

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean139.3341.90-16.6633.33
linear235.8041.13-13.9027.805.529 10.0187
smooth (df = 2)336.1246.12-13.0626.121.682 10.1947
smooth (df = 3)437.8555.85-12.9225.850.268 10.6049

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120124.4555.0640.60870.22212.7410.0254
last 20 years200120124.4555.0640.60870.22212.7410.0254

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 158.2 26.0-1.8055 0.1389-12.9971.0000
EC 158.21000.0 1.8441 0.1389 13.274<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in biota at Morecambe Bay


Raw data with assessment

Raw data with assessment of  cadmium in biota at Morecambe Bay


Assessment plot

Assessment plot for  cadmium in biota at Morecambe Bay


Metals data

Metals data for assessment of  cadmium in biota at Morecambe Bay


Metals assessment

Metals assessment of  cadmium in biota at Morecambe Bay


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