Marine Environment Monitoring and Assessment National database (MERMAN)

CSEMP assessment of mercury in biota at Dogger Central

Statistical analysis

Details

Media : Biota (Common dab muscle)
Station : HumWash_HWOpenSeaNE_fi04 (Dogger Central)
Determinand : Mercury
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean129.3731.62-11.6923.37
linear230.2534.82-11.1222.251.125 10.2889
smooth (df = 2)332.2340.57-11.1222.230.013 10.9079
smooth (df = 3)433.2347.63-10.6221.230.999 10.3176

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120154.5384.212-0.3265 0.2989-1.0920.3031
last 20 years200120154.5384.212-0.3265 0.2989-1.0920.3031

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 67.5 35.0-0.6565 0.1973-3.3270.9956
EC 67.5500.0 2.0027 0.197310.150<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Dogger Central


Raw data with assessment

Raw data with assessment of  mercury in biota at Dogger Central


Assessment plot

Assessment plot for  mercury in biota at Dogger Central


Metals data

Metals data for assessment of  mercury in biota at Dogger Central


Metals assessment

Metals assessment of  mercury in biota at Dogger Central


Related pages