.... Concomitantly, they exhibit elevated cardiac output and a doubling of gastrointestinal blood flow to provide additional O 2 to the gut and increase convective flux of absorbed ions and water. Yet, it is unknown how warming waters, which elevate tissue O 2 demand and the rate of diffusion of ions and water...

... © The Company of Biologists Limited 2002 2002 gastrointestinal blood flow cardiac output hypoxia post-prandial sea bass Dicentrarchus labrax In the fish species studied so far, blood flow to the gastrointestinal tract in resting conditions ( q̇ GI)accounts for 20-30% of total...

.... 26 3 1991 © 1991 by Company of Biologists 1991 Gadus morhua teleost gastrointestinal blood flow exercise hypoxia feeding The general mechanisms involved in the control of the heart and vasculature in fish in vivo are reasonably well understood (for references, see...