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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 chromium in sediment at Cromarty Firth @ dispersed 3

Statistical analysis

Details

Media : Sediment (<63 micron fraction)
Station : MorayF_OuterCromartyFirth_se04 (Cromarty Firth @ dispersed 3)
Determinand : Chromium
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)
linear10.0056690.0056690.024350.8859
residual30.6985900.232863

Change in last fifteen years

 ConcLog ConcStd. Errort valuePr(>|t|)
200663.536 4.151610.3314
201257.598 4.053490.4347
Diff-9.346%-0.098120.6288-0.1560.8859

Status assessment

 Fitted ConcRef ConcLog FitLog RefDiffStd. Errort valuePr(>t)
ERL57.6814.0534.3940.3410.43470.78440.245

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


Metals data

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


Metals assessment

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


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