Projects

CSEMP assessment of zinc in sediment at Lyme Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean19.4911.13-1.74 3.49
linear28.4211.62-0.21 0.423.070 10.0797
smooth (df = 2)37.8313.39 1.08-2.172.584 10.1079
smooth (df = 3)49.5618.56 1.22-2.440.273 10.6013

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920164.5124.9190.40700.21531.8900.0831
last 20 years199920164.5124.9190.40700.21531.8900.0831

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC136.89122.00-0.11513 0.13439-0.8570.7958
ERL136.89150.00 0.09148 0.13439 0.6810.2545

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in sediment at Lyme Bay


Raw data with assessment

Raw data with assessment of  zinc in sediment at Lyme Bay


Assessment plot

Assessment plot for  zinc in sediment at Lyme Bay


Metals data

Metals data for assessment of  zinc in sediment at Lyme Bay


Metals assessment

Metals assessment of  zinc in sediment at Lyme Bay


Related pages

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