Environmental Gradient Favours Functionally Diverse Macrobenthic Community in a Placer Rich Tropical Bay

Table 2

Coefficients in the linear combinations of variables making up PCs.

Variable	PC1	PC2	PC3
Water parameters
DO	−0.20	0.07	−0.26
PO4	0.15	−0.35	0.31
NO2	0.10	0.46	−0.11
NO3	0.19	0.01	−0.10
SiO4	0.09	0.29	−0.02
W Chl a	−0.29	−0.21	0.20
W Phaeo	0.21	0.10	−0.20
Sediment parameters
PRT	−0.30	−0.28	−0.13
CHO	0.01	−0.02	−0.40
LIP	0.06	−0.05	0.24
LOM	−0.29	−0.28	−0.18
OC	−0.31	0.08	−0.22
Sed Chl a	−0.26	−0.33	−0.04
Sed Phaeo	−0.22	0.09	−0.43
Sand	0.34	−0.26	−0.19
Mud	−0.34	0.26	0.19
D50	0.31	−0.24	−0.11
Sorting	0.19	−0.22	−0.39
Eigen values	6.08	2.63	2.34
% variation	33.8	14.6	13
Cum.% variation	33.8	48.4	61.4