Projects

CSEMP assessment of nickel in sediment at outer (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-30.02-28.6318.01-36.02
linear2-40.39-37.7324.20-48.3912.376 10.0004
smooth (df = 2)3-57.01-52.4633.50-67.0118.613 1<0.0001
smooth (df = 3)4-57.40-50.2034.70-69.40 2.399 10.1214
smooth (df = 4)5-55.67-44.7834.83-69.67 0.262 10.6089

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020164.4483.582-0.8656 0.1213-7.134<0.0001
last 20 years200020164.4483.582-0.8656 0.1213-7.134<0.0001

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC35.9636.000.001090.101340.0110.4958

 


Raw data with supporting information

Raw data with supporting information for assessment of  nickel in sediment at outer (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  nickel in sediment at outer (Firth of Clyde)


Assessment plot

Assessment plot for  nickel in sediment at outer (Firth of Clyde)


Metals data

Metals data for assessment of  nickel in sediment at outer (Firth of Clyde)


Metals assessment

Metals assessment of  nickel in sediment at outer (Firth of Clyde)


Related pages

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