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 cb180 in biota at Morecambe Bay

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : IrishSea_IrSIntermediateE_fi04 (Morecambe Bay)
Determinand : CB180
Units : μg kg-1 wet weight
Data extraction : 19 October 2016

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean182.9685.53-38.4876.96
linear284.1489.47-38.0776.140.818 10.3658
smooth (df = 2)385.3995.39-37.7075.390.743 10.3885
smooth (df = 3)480.8498.84-34.4268.846.551 10.0105

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920123.6543.015-0.6399 0.6922-0.9240.3823
last 20 years199920123.6543.015-0.6399 0.6922-0.9240.3823

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC20.38 0.11-5.222 0.400-13.0441.0000
EAC20.3875.04 1.303 0.400 3.2560.0058

 


Raw data with supporting information

Raw data with supporting information for assessment of  cb180 in biota at Morecambe Bay


Raw data with assessment

Raw data with assessment of  cb180 in biota at Morecambe Bay


Assessment plot

Assessment plot for  cb180 in biota at Morecambe Bay


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  cb180 in biota at Morecambe Bay


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  cb180 in biota at Morecambe Bay


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