Marisia - Maros Megyei Múzeum Évkönyve 36/1. (2016)

Zoology

Vlad POSTOLACHI, Vladimir TSURCAN, Nicolae ZUBCOV

meadow of Dniester River is the fish, the ratio of which reach up to 90% in the studied populations, being represented by two species - Neogobius fluviatilis and N. gimnotrachelus (Fig. 4). Also, in samples there were detected caudata and ecaudata amphibians in various stages of development (Triturus cristatus, Rana ridibunda, Rana esculenta).

In fish ponds for industrial growth the trophic spectrum of water snake is more varied, in stomach contents there were found Cyprinus carpio, Carassius gibelio, Brama abramis, Rutilus rutilus, Scardinius erytrophthalmus, Hypophthalmichthys molitrix.

The females are hatching from 5 to 22 eggs in late June - early July, in the mellow substrate, sandy or rich in plant debris, near water basin, in humid and sunny sites (Table 2).

Table 2: Peculiarities of biological-ecological activity of the species Natrix tessellata in the Republic of Moldova

114

Fig. 4: Trophic spectrum of dice snake in populations of meadow of Dniester River.