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Table 2
Mean and ranges (in brackets) of the density (N ind. m−2), biomass (B g d w m−2), production (P g d w m−2 yr−1) and P:B (turnover ratio) of dominant chironomid larvae in the macrophytes of the tailwater of the Warta River over the study period. d w − dry weight.
| Parameters | ||||
|---|---|---|---|---|
|
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| Chironomid taxa | N | B | P | P:B |
| Orthocladius/Cricotopus spp. | 43333 (1954–107534) | 99.159 (8.568–176.471) | 1372.361 | 13.8 |
| Chironomus riparius Meigen | 933 (150–3100) | 10.880 (3.600–31.242) | 56.598 | 5.2 |
| Glyptotendipes cauliginellus (Kieffer) | 544 (0–1900) | 6.870 (0–22.800) | 52.661 | 7.7 |
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