Marine Environment Monitoring and Assessment National database (MERMAN)
Location of station  MorayF_OuterCromartyFirth_se04 (Cromarty Firth @ dispersed 3)
Location of station at Cromarty Firth @ dispersed 3 ©

CSEMP assessment of nickel in sediment at Cromarty Firth @ dispersed 3

Statistical analysis

Details

Media : Sediment (<63 micron fraction)
Station : MorayF_OuterCromartyFirth_se04 (Cromarty Firth @ dispersed 3)
Determinand : Nickel
Units : mg kg -1 dry weight normalised to 5% aluminium
Data extraction : 1 September 2014

Trend assessment

Analysis of variance

 DfSum SqMean SqF ValuePr(>F)
linear10.040760.040760.71470.46
residual30.171080.05703

Change in last fifteen years

 ConcLog ConcStd. Errort valuePr(>|t|)
200616.25 2.78830.1640
201221.14 3.05140.2151
Diff30.09%0.26310.31120.84540.46

Status assessment

 Fitted ConcRef ConcLog FitLog RefDiffStd. Errort valuePr(>t)
BAC21.14363.0513.5840.53220.21512.4740.04487

 


Raw data with supporting information

Raw data with supporting information for assessment of  nickel in sediment at Cromarty Firth @ dispersed 3


Raw data with assessment

Raw data with assessment of  nickel in sediment at Cromarty Firth @ dispersed 3


Assessment plot

Assessment plot for  nickel in sediment at Cromarty Firth @ dispersed 3


Metals data

Metals data for assessment of  nickel in sediment at Cromarty Firth @ dispersed 3


Metals assessment

Metals assessment of  nickel in sediment at Cromarty Firth @ dispersed 3


Related pages