Benthic Macrofauna Associated with Submerged Bottoms of a Tectonic Estuary in Tropical Eastern Pacific

Table 3

Particle size distribution (%), organic matter (%), and particle selection factor of sediments of the stations of Bahia Malaga estuary.

Particle type	Station
	St. 1	St. 2	St. 3	St. 4	St. 5	St. 6	St. 7	St. 8
Gravel	26.5	28.6	0	0.9	29.4	32.2	0	24.8
Very coarse sand	6.1	16.5	0	3.2	35.2	20.8	0	23.7
Coarse sand	40.6	24.1	0.8	5.0	25.5	29.5	6.0	32.0
Middle sand	19.0	18.7	26.4	6.3	4.6	12.9	3.9	9.2
Fine sand	7.5	6.8	72.5	62.7	4.0	1.5	79.2	6.6
Slime and clay	0.2	3.1	0.2	21.1	1.0	0.8	8.4	3.4
Organic Matter	3.8	3.2	1.4	1.9	3.4	4.3	0.2	4.4
Particle Selection	1.4	1.5	0.7	0.7	0.6	1.1	0.5	1.0