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Table 2

Long-term changes of the general meiobenthic characteristics in Bay Sivash (2013–2018).

Year S, g l−1 Meiobenthos Nematoda Harpacticoida N/M, % H/M, %



FO, % Average abundance, ind.m−2/CV K FO, % Average abundance, ind.m−2/CV FO, % Average abundance, ind.m−2/CV
Soft bottom sediments
2013 22 100 227401/1.43 8 100 134198/2.53 100 92977/1.40 59 41
2015 52 100 1546169/0.65 8 100 673787/0.58 83 437021/0.63 44 28
2017* 70 100 273000/0.29 6 50 75
2018 69 91 264847/1.23 7 73 97825/2.62 91 57719/1.72 37 22
Mats of filamentous green algae Cladophora
2018 69 100 327107/1.29 5 100 134555/1.41 100 149885/1.96 41 46

S − average salinity; FO − frequency of occurrence; CV − coefficient of variability; K − number of meiobenthic macrotaxa; N/M − contribution of Nematoda in average total abundance of meiobenthos; H/M − contribution of Harpacticoida in average total abundance of meiobenthos; 2017* − data from Soloveva et al. (2019).

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