Table 2.
Coexistence network indicators of different water masses in the YRE and its adjacent waters.
| Topological parameter | S-CW | S-BS | M-BS | B-DM | B-MM | M-NM |
|---|---|---|---|---|---|---|
| Nodes | 1,121 | 305 | 546 | 995 | 1,378 | 417 |
| Edges | 102,948 | 388 | 645 | 1,534 | 2,432 | 1,140 |
| positive correlation % | 86.15 | 96.1 | 87.68 | 91.35 | 93.43 | 76.66 |
| negative correlation % | 13.85 | 3.9 | 12.32 | 8.65 | 6.57 | 23.34 |
| Average degree | 183.67 | 2.54 | 2.36 | 3.08 | 3.53 | 5.47 |
| Density | 0.16 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| Average clustering coefficient | 0.69 | 0.36 | 2.27 | 0.68 | 0.80 | 0.84 |
| Average path length | 3.16 | 6.08 | 5.18 | 4.77 | 2.56 | 4.55 |
| Network diameter | 13 | 17 | 15 | 14 | 11 | 16 |
| Modularity | 0.20 | 0.87 | 0.86 | 0.97 | 0.75 | 0.92 |
S-CW, the surface layer (S) of coastal water mass in the East China Sea (CW); S-BS, the surface layer (S) of Black stream water mass (BS); M-BS, the surface layer (S) of Black stream water mass (BS); B-MD, the bottom layer (B) of deep water mass in the middle of the East China Sea mass (DM); B-MM, the bottom layer (B) of middle deep mixed water mass in the East China Sea (MM); M-NM, the middle layer (M) of nearshore mixed water mass (NM).