Table 2 Spearman’s correlation analysis between condition index, gonad index, biochemical components of the digestive gland of M. barbatus and abiotic factors (temperature, salinity)
Condition index | Gonad index | Lipids | Carbohydrates | Proteins | Temperature | |
|---|---|---|---|---|---|---|
Gonad index | r = 0.350 P = 0.265 | |||||
Lipids | r = 0.782 P = 0.003 | r = 0.236 P = 0.461 | ||||
Carbohydrates | r = 0.815 P = 0.001 | r = 0.032 P = 0.921 | r = 0.874 P < 0.001 | |||
Proteins | r = −0.743 P = 0.006 | r = −0.255 P = 0.425 | r = −0.906 P < 0.001 | r = −0.796 P = 0.002 | ||
Temperature | r = −0.010 P = 0.976 | r = 0.731 P = 0.007 | r = −0.307 P = 0.332 | r = −0.479 P = 0.115 | r = 0.207 P = 0.518 | |
Salinity | r = −0.410 P = 0.186 | r = −0.771 P = 0.003 | r = −0.177 P = 0.581 | r = −0.052 P = 0.873 | r = 0.131 P = 0.685 | r = −0.602 P = 0.038 |