Pelophila borealis, the boreal mud-loving beetle, is a species of ground beetle in Nebriinae subfamily which was described by Gustaf von Paykull in 1790. The species can be found in Belarus, Canada, Estonia, Finland, Latvia, Norway, Russia, and Sweden. It is black in colour and is shiny. The species ranges from 9.5–10.1 millimetres (0.37–0.40 in) in length.

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