Marine Environment Monitoring and Assessment National database (MERMAN)

CSEMP assessment of cadmium in biota at North Dogger 2

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : HumWash_HWOpenSeaNE_fi02 (North Dogger 2)
Determinand : Cadmium
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean192.41 94.98-43.2186.41
linear291.69 97.02-41.8483.692.724 10.0988
smooth (df = 2)393.45103.45-41.7383.450.237 10.6264
smooth (df = 3)495.00113.00-41.5083.000.448 10.5033

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200220155.6576.0710.41410.24381.6990.1278
last 20 years200220155.6576.0710.41410.24381.6990.1278

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 433.2 26.0-2.8132 0.1610-17.4711.0000
EC 433.21000.0 0.8365 0.1610 5.1950.0004

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in biota at North Dogger 2


Raw data with assessment

Raw data with assessment of  cadmium in biota at North Dogger 2


Assessment plot

Assessment plot for  cadmium in biota at North Dogger 2


Metals data

Metals data for assessment of  cadmium in biota at North Dogger 2


Metals assessment

Metals assessment of  cadmium in biota at North Dogger 2


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