Ermenguer was the ruler of the County of Empúries whose attested reign was from 813 to 817. In 813, his naval influence reached the Balearic Islands.[1]

Sources

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  1. ^ Jarrett, Jonathan (4 May 2019). "Nests of Pirates? "Islandness" in the Balearic Islands and La Garde-Freinet" (PDF). Al-Masāq. 31 (2): 205–206. doi:10.1080/09503110.2019.1600101. S2CID 166382996 – via Taylor & Francis.