Wiktionary(0.00 / 0 votes)Rate this definition: upthrust(Noun) an upward thrust. upthrust(Noun) buoyancy. upthrust(Noun) an upward movement of part of the Earth's crust. upthrust(Verb) to thrust something upwards.
Predators, Food and Feeding: Natural predators of winter flounder include sharks, oyster toadfish, summer flounder, striped bass, monkfish and spiny dogfish. When feeding, a winter flounder will lie motionless, partly concealed on the bottom, with its head raised off the bottom, braced by the dorsal fin.
2-3 Flounder (6 Lb. Avg) Create an unforgettable meal with 2 to 3 whole fresh flounder from Wholey. When you order from us, youâll get your fresh flounder shipped right to your door. We use special cold packs to ensure that your fresh flounder stays at the optimum temperature throughout the shipping process.