Adj. masc. «Freshwater» migratory fish, River. Examples: common trout: «Salmon trutta L.»;» barbel: «Barbus spp.».» The term derives from the Greek «potamós»: River, and «drómos»: via, street, race, road, lane. Strictly speaking the word would also apply to the place where aquatic competitions in waterways, are developed for which, in order to avoid polysemy, would suffice a diacritic accent on the third syllable: «potamódromo». In this case the adjective become a noun.
