CSEMP assessment of CB153 in sediment at North Minch

Statistical analysis

	Df	AIC	AICc	Log lik	Deviance	Chisq	Chi df	Pr(>Chisq)
mean	1	74.45	77.45	-34.22	68.45
linear	2	73.57	79.97	-32.79	65.57	2.876	1	0.0899
smooth (df = 2)	3	70.88	83.38	-30.44	60.88	4.695	1	0.0302

	Year start	Year end	Fit start	Fit end	Change	Std error	t	Pr(>\|t\|)
overall	1999	2017	-0.9781	-1.6569	-0.6788	0.4052	-1.675	0.1378
last 20 years	1999	2017	-0.9781	-1.6569	-0.6788	0.4052	-1.675	0.1378

	Conc fitted	Conc ref	Log ratio	Std error	t	Pr(>t)
BAC	0.19	0.19	-0.004	0.246	-0.016	0.5060
EAC	0.19	40.00	5.346	0.246	21.750	<0.0001

Raw data with supporting information for assessment of CB153 in sediment at North Minch

Raw data with assessment of CB153 in sediment at North Minch

Assessment plot for CB153 in sediment at North Minch

Chlorobiphenyls data for assessment of CB153 in sediment at North Minch

Chlorobiphenyls assessment of CB153 in sediment at North Minch