Eudiaptomus transylvanicus and E. vulgaris (Copepoda: Calanoida: Diaptomidae): comparative morphology, distribution and ecology Author Podshivalina, V. N. Author Sheveleva, N. G. Author Semenova, A. S. Author Mirabdullayev, I. M. text Zoosystematica Rossica 2022 2022-04-11 31 1 42 54 http://dx.doi.org/10.31610/zsr/2022.31.1.42 journal article 57382 10.31610/zsr/2022.31.1.42 581c8112-22c8-496e-af74-e7b5f111636c 2410-0226 10124251 urn:lsid:zoobank.org:pub:041CC6C4-A1DC-42A8-8FEB-7F6F183CA0F3

Table 1. Environmental parameters of habitats of Eudiaptomus transylvanicus and E. vulgaris in the Middle Volga region.

Parameters	E. transylvanicus habitats	E. vulgaris habitats
Note. Number of water bodies of each type is given in parentheses.
Habitat types	“kopan’” water body (1), quarry pond (1), carr lakelet (1)	Steppe shallow pools (3), quarry pond (2), bog shallow pool (1), dam ponds on streams (3)
Water surface area (min–max), m2	200–500	0 (dry period) – 650
Mean depth (min–max), m	0.3–0.8	0 (dry period) – 1.0
Water temperature in May, ºC	11.5–16.3	11.1–23.9
in July, ºC	21.1–24.5	no data
in September, ºC	10.3–10.7	no data
Total dissolved solids (TDS), ppm	27–93	14–530
pH	6.0–8.4	6.4–7.7