Open Access
Table 2
The diversity indices of invertebrates in Baiyangdian Lake; Sob: observed species richness, Shannon: Shannon diversity index, Simpson: Simpson diversity index, Ace: abundance-based coverage estimator, Shannoneven: a Shannon index-based measure of evenness, Simpson even: a Simpson index-based measure of evenness.
Sample | Sob | Shannon | Simpson | Ace | Shannoneven | Simpsoneven |
---|---|---|---|---|---|---|
W1 | 50 | 2.296 | 0.152 | 50.438 | 0.587 | 0.132 |
S1 | 34 | 1.804 | 0.273 | 37.974 | 0.512 | 0.108 |
W2 | 51 | 2.395 | 0.133 | 52.304 | 0.609 | 0.147 |
S2 | 30 | 1.760 | 0.259 | 30.675 | 0.517 | 0.129 |
W3 | 52 | 0.987 | 0.655 | 61.895 | 0.250 | 0.029 |
S3 | 30 | 1.639 | 0.257 | 31.007 | 0.482 | 0.130 |
W4 | 59 | 2.301 | 0.144 | 71.015 | 0.564 | 0.117 |
S4 | 25 | 1.787 | 0.236 | 27.839 | 0.555 | 0.170 |
W5 | 61 | 2.209 | 0.191 | 62.661 | 0.537 | 0.086 |
S5 | 34 | 2.278 | 0.129 | 34.690 | 0.646 | 0.227 |
W-total | – | 3.811 | 0.119 | – | – | – |
S-total | – | 2.927 | 0.206 | – | – | – |
P value | 0.000026 | 0.5388 | 0.8204 | 0.000176 | 0.6588 | 0.1291 |
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