Open Access

Fig. 5


Download original image

CCA shows the effects of environmental parameters on the occurrence of dragonfly larvae before the dredging. Abbreviations: Cal spl − Calopteryx splendens, Cal vir − Calopteryx virgo, Ery naj − Erythromma najas, Gom vul − Gomphus vulgatissimus, Pla pen − Platycnemis pennipes, Sym vul − Sympetrum vulgatum.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.