Marine Environment Monitoring and Assessment National database (MERMAN)

CSEMP assessment of cadmium in biota at Balcary Point (Solway Firth)

Statistical analysis

Details

Media : Biota (Plaice liver)
Station : IrishSea_BalcaryPoint_fi01, Balcary Point (Solway Firth)
Determinand : Cadmium
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean175.8878.45-34.9469.88
linear272.1777.50-32.0964.175.710 10.0169
smooth (df = 2)372.7182.71-31.3562.711.463 10.2265
smooth (df = 3)473.0691.06-30.5361.061.646 10.1995

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120134.8075.3120.50530.20102.5130.0362
last 20 years200120134.8075.3120.50530.20102.5130.0362

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 202.7 26.0-2.0538 0.1189-17.2771.0000
EC 202.71000.0 1.5958 0.1189 13.424<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in biota at Balcary Point (Solway Firth)


Raw data with assessment

Raw data with assessment of  cadmium in biota at Balcary Point (Solway Firth)


Assessment plot

Assessment plot for  cadmium in biota at Balcary Point (Solway Firth)


Metals data

Metals data for assessment of  cadmium in biota at Balcary Point (Solway Firth)


Metals assessment

Metals assessment of  cadmium in biota at Balcary Point (Solway Firth)


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