Projects

CSEMP assessment of cadmium in sediment at Lyme Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean146.7448.99-20.3740.74
linear248.2452.81-20.1240.240.507 10.4766
smooth (df = 2)347.8356.16-18.9137.832.408 10.1207
smooth (df = 3)449.4363.83-18.7237.430.394 10.5300

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20022016-1.7702-1.41180.35850.47740.7510.4719
last 20 years20022016-1.7702-1.41180.35850.47740.7510.4719

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.24370.31000.24060.28950.8310.2137
ERL0.24371.20001.59410.28955.5060.0002

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  cadmium in sediment at Lyme Bay


Assessment plot

Assessment plot for  cadmium in sediment at Lyme Bay


Metals data

Metals data for assessment of  cadmium in sediment at Lyme Bay


Metals assessment

Metals assessment of  cadmium 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