Recent Examples on the WebTogether, this and the other known elpistostegalian fish fossils suggested that a number of hallmark traits of tetrapods originated in their piscine predecessors, including land-worthy arm bones and joints. John A. Long, Scientific American, 20 May 2020 The Village de l’Est Green Growers Initiative—Veggi — uses aquaponics (that’s aquaculture + hydroponics), adding bacteria to basins full of water and fish like minnows and koi to convert the ammonia in piscine poop to nitrates. Cory Perkins, WIRED, 14 Dec. 2013