Projects

CSEMP assessment of mercury in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean113.7618.26-3.887.76
linear215.4726.14-3.747.470.288 10.5912
smooth (df = 2)317.4442.44-3.727.440.028 10.8666

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062013-3.221-3.374-0.15288 0.27990-0.5460.6084
last 20 years20062013-3.221-3.374-0.15288 0.27990-0.5460.6084

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.034260.070000.71470.18503.8640.0059
ERL0.034260.150001.47680.18507.9850.0002

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in sediment at Fladen Ground


Raw data with assessment

Raw data with assessment of  mercury in sediment at Fladen Ground


Assessment plot

Assessment plot for  mercury in sediment at Fladen Ground


Metals data

Metals data for assessment of  mercury in sediment at Fladen Ground


Metals assessment

Metals assessment of  mercury in sediment at Fladen Ground


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for metals in sediment
  • Accessment criteria for metals in sediment