Projects

CSEMP assessment of zinc in sediment at Billingham-Bamlett's Bight (Tees)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-8.82-7.027.41-14.82
linear2-9.81-6.258.90-17.812.985 10.0841
smooth (df = 2)3-8.64-2.399.32-18.640.833 10.3614
smooth (df = 3)4-7.33 2.969.66-19.330.687 10.4073

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920135.8436.5120.66890.36401.8380.0932
last 20 years199920135.8436.5120.66890.36401.8380.0932

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC673.4122.0-1.7083 0.2305-7.4131.0000
ERL673.4150.0-1.5017 0.2305-6.5161.0000

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in sediment at Billingham-Bamlett


Raw data with assessment

Raw data with assessment of  zinc in sediment at Billingham-Bamlett


Assessment plot

Assessment plot for  zinc in sediment at Billingham-Bamlett


Metals data

Metals data for assessment of  zinc in sediment at Billingham-Bamlett


Metals assessment

Metals assessment of  zinc in sediment at Billingham-Bamlett


Related pages

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