Marine Environment Monitoring and Assessment National database (MERMAN)
Location of station  IrishSea_Ribble_fi01, 11th Mile Post (Ribble)
Location of station at 11th Mile Post (Ribble) ©

CSEMP assessment of lead in biota at 11th Mile Post (Ribble)

Statistical analysis

Details

Media : Biota (Flounder liver)
Station : IrishSea_Ribble_fi01, 11th Mile Post (Ribble)
Determinand : Lead
Units : μg kg-1 wet weight
Data extraction : 19 October 2016

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean165.4567.70-29.7259.45
linear257.6962.26-24.8449.69 9.760 10.0018
smooth (df = 2)348.5856.92-19.2938.5811.105 10.0009
smooth (df = 3)446.3860.78-17.1934.38 4.205 10.0403

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920126.7624.805-1.9576 0.2510-7.798<0.0001
last 20 years199920126.7624.805-1.9576 0.2510-7.798<0.0001

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 122.1 26.0-1.5464 0.2040-7.5801.0000
EC 122.11500.0 2.5087 0.204012.296<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at 11th Mile Post (Ribble)


Raw data with assessment

Raw data with assessment of  lead in biota at 11th Mile Post (Ribble)


Assessment plot

Assessment plot for  lead in biota at 11th Mile Post (Ribble)


Metals data

Metals data for assessment of  lead in biota at 11th Mile Post (Ribble)


Metals assessment

Metals assessment of  lead in biota at 11th Mile Post (Ribble)


Related pages