Seabed Identification and Characterization Using Sonar

Table 3

Classification of bottom type by particle diameter.

Bottom type	Sample point	Mean diameter	Sand (%)	Silt (%)	Clay (%)
Sand	1	289	95	2	3
	2	305	96	3	1
	3	292	94	3	3
Silt	4	45	7	90	3
	5	52	4	92	4
	6	49	3	93	4
Clay	7	10	3	90	7
	8	9	5	91	4
	9	11	4	90	6