Table 2. Data availability (loss on ignition (LOI) and median grain size) in the North and Baltic Sea.

North & Baltic Sea		Great Britain	North Sea 1	North Sea 2	Westerschelde	Zeeschelde	Belgian Beaches	Belgium Offshore	German Baltic	Estonia	Overall
LOI	oligo								72	55	127
	β-meso								362	1467	1829
	α-meso								209		209
	β -poly								278		278
	α -poly	4		3			11	9	75		102
	euhalin	113	27	81			332	91			644
grain size	oligo					11			72	46	129
	β-meso				88	93			269	1247	1697
	α-meso				523				184		707
	β -poly				591				225		816
	α -poly	4		3	739		11	11	75		843
	euhalin	60	30	81	87		332	120			710
overall	oligo					11			72	55	138
	β-meso				88	93			362	1494	2037
	α-meso				523				225		748
	β -poly				591				278		869
	α -poly	4		3	739		11	11	75		843
	euhalin	122	30	81	87		332	120			772