Cottus perifretum

The Cottus perifretum lives in the benthopelagic, freshwater environment.

species, Cottus perifretum, had been labeled as another European sculpin, Cottus gobio. The two species are relatively easy to tell apart. The skin of Cottus gobio is very smooth, but perifretum's is like sandpaper. More

One of these freshly named species, Cottus perifretum, had been labeled as another European sculpin, Cottus gobio. Yet the two species are relatively easy to tell apart, according to Freyhof. More

Cottus perifretum that differs from sculpins in streams of the Rhine area (C. rhenanus) in body shape and in that its lateral body is largely covered by modified scales vs. an almost complete absence of such modified scales . More

Invasive sculpins are formally retained in Cottus perifretum, which does not affect the conclusions presented here.AcknowledgementsThis work was possible only with permissions from A. Mellin, T. Heilbronner, W. Fettweis, C. Bode, L. Jörgensen, L. Kroll, C. Köhler, R. Fricke, H. Arzbach and M. Kämmereit. We thank F. More

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