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.
In a 3-ounce serving of flounder, you consume just 2 grams of fat and 73 calories. Eating one to two servings of flounder or other fish each week, according to MayoClinic.com, reduces your risk of dying from a heart attack by 33 percent. Prepared correctly, broiled flounder is heart-healthy and low-calorie, perfect for anyoneâs diet.