Projects

CSEMP assessment of arsenic in sediment at Montrose Bank (E Scotland)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean172.5173.90-33.2666.51
linear273.2375.90-32.6265.231.283 10.2573
smooth (df = 2)375.0979.64-32.5565.090.139 10.7088
smooth (df = 3)475.9783.17-31.9963.971.120 10.2900
smooth (df = 4)577.9588.84-31.9763.950.023 10.8791

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920163.5103.9060.39620.34771.1390.2737
last 20 years199920163.5103.9060.39620.34771.1390.2737

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC49.7225.00-0.6876 0.2339-2.9400.9946

 


Raw data with supporting information

Raw data with supporting information for assessment of  arsenic in sediment at Montrose Bank (E Scotland)


Raw data with assessment

Raw data with assessment of  arsenic in sediment at Montrose Bank (E Scotland)


Assessment plot

Assessment plot for  arsenic in sediment at Montrose Bank (E Scotland)


Metals data

Metals data for assessment of  arsenic in sediment at Montrose Bank (E Scotland)


Metals assessment

Metals assessment of  arsenic in sediment at Montrose Bank (E Scotland)


Related pages

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