friesii, Gobius Malm [A. W.] 1874:383 [Förhandlingar vid de Skandinaviske Naturforskarnes. v. 11; ref. 17597] Lysekil, Gullmarfjord, Sweden. Holotype (unique): NRM 20172. Based on Gobius gracilis of Fries 1838. Leseueria piesii de Buen is a misspelling. •Valid as Lesueurigobius friesii (Malm 1874) -- (Miller 1973:499 [ref. 6888], Miller in Whitehead et al. 1986:1051 [ref. 13677], Klausewitz 1989:261 [ref. 13650], Miller 1990:939 [ref. 19376], McKay & Miller 1997:1464 [ref. 24951], Bilecenoğlu et al. 2002:133 [ref. 26753], Ahnelt & Dorda 2004:11 [ref. 27637], Golani 2005:57 [ref. 37112], Fricke 2007:29 [ref. 30577], Fricke et al. 2007:104 [ref. 29533], Lipej & Dulčić 2010:65 [ref. 36649] as fresii, Kovačić & Patzner 2011:187 [ref. 31737], Miller & Murdy in Carpenter & De Angelis 2016:2840 [ref. 34618], Artüz & Fricke 2019:559 [ref. 36612], Carneiro et al. 2019:182 [ref. 37250], Kovačić & Svensen 2019:149 [ref. 37236], Bariche & Fricke 2020:72 [ref. 37515], Kovačić 2020:77 [ref. 37932], Kovačić et al. 2020:25 [ref. 37519], Bañón & Maño 2021:92 [ref. 38887], Golani 2021:76 [ref. 38303], Kovačić et al. 2021:41 [ref. 39014], Kovačić et al. 2022: 68 [ref. 39303], Parenti 2021:191 [ref. 38603]). Current status: Valid as Lesueurigobius friesii (Malm 1874). Gobiidae: Gobiinae. Distribution: Western Baltic Sea; North Sea; Mediterranean Sea; Sea of Marmara; eastern Atlantic: Sognefjorden (Norway) at 61°12'N and British Isles south to Mauritania. Habitat: marine.