Projects

CSEMP assessment of lead in biota at Tay estuary @Tayport

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 0.34 2.592.83 -5.66
linear2 2.32 6.892.84 -5.680.020 10.8883
smooth (df = 2)3-4.00 4.347.00-14.008.312 10.0039
smooth (df = 3)4-2.3312.077.17-14.330.336 10.5623

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920125.6655.624-0.04093 0.29147-0.1400.8914
last 20 years199920125.6655.624-0.04093 0.29147-0.1400.8914

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 277.0 211.9-0.2679 0.1459-1.8360.9502
EC 277.01500.0 1.6892 0.145911.578<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at Tay estuary @Tayport


Raw data with assessment

Raw data with assessment of  lead in biota at Tay estuary @Tayport


Assessment plot

Assessment plot for  lead in biota at Tay estuary @Tayport


Metals data

Metals data for assessment of  lead in biota at Tay estuary @Tayport


Metals assessment

Metals assessment of  lead in biota at Tay estuary @Tayport


Related pages

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