Projects

CSEMP assessment of arsenic in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean122.3026.80-8.1516.30
linear223.6234.29-7.8115.62 0.680 10.4096
smooth (df = 2)315.6140.61-2.80 5.6110.012 10.0016

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620131.36311.1355-0.22760 0.25851-0.8800.4189
last 20 years200620131.36311.1355-0.22760 0.25851-0.8800.4189

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 3.11325.0002.08340.166612.505<0.0001

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  arsenic in sediment at Fladen Ground


Assessment plot

Assessment plot for  arsenic in sediment at Fladen Ground


Metals data

Metals data for assessment of  arsenic in sediment at Fladen Ground


Metals assessment

Metals assessment of  arsenic 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