Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean136.0637.35-15.0330.06
linear238.0640.52-15.0330.060.000 10.9949
smooth (df = 2)339.9344.10-14.9729.930.131 10.7173
smooth (df = 3)441.9348.47-14.9629.930.006 10.9392
smooth (df = 4)543.6353.43-14.8129.630.299 10.5845

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920163.8553.8560.001580.232150.0070.9947
last 20 years199920163.8553.8560.001580.232150.0070.9947

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
ERL47.2981.000.53800.15273.5230.0015

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


Metals data

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


Metals assessment

Metals assessment of  chromium 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