
Fig. 2. Effect of exposure for 8 h to essential oils of a. Cunila galioides and b. Origanum majorana on net Na+, K+ and Cl- fluxes in Rhamdia quelen. Statistics was performed through oneway ANOVA followed by Tukey test; n=9; p<0.05. Results are expressed as the mean ± SEM. (*) indicates significant difference from control group; (#) indicates significant difference from ethanol group. There are no data for 100 µL L-1 EOC because all fish died within 2 h of exposure.
