These structural factors also persist in a hydrostatic organ.
2.
Loricariid catfishes have evolved several modifications of their digestive tracts that function as accessory hydrostatic organs.
3.
It may also function as a hydrostatic organ, allowing the fish to remain buoyant midwater.
4.
*Fish Physiology Volume 4, 1970, Pages 413-443 The Nervous System, Circulation, and Respiration : The Swim Bladder as a Hydrostatic Organ, Johan B . Steen
5.
In " Pogonopoma ", the diverticulum is similar to a swim bladder and may be used as a hydrostatic organ; the first part of the diverticulum is greatly reduced and the second part is larger and has a smooth interior surface and less vascularized.