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. 2014 Jun 23;7:281. doi: 10.1186/1756-3305-7-281

Figure 1.

Figure 1

Intensity of Diplostomum pseudospathaceum infection and characteristics of ventilation in Oncorhynchus mykiss at three levels of oxygen concentration. Upper panel: number of metacercariae in the fish eyes (bars) and ventilation amplitude (dots) at 30, 60 and 90% oxygen concentration. Lower panel: number of metacercariae (bars) and operculum beat rate, OBR (dots) at 30, 60 and 90% oxygen concentration. Means and SE are shown.