Definition for Ram ventilation
From Biology Forums Dictionary
A mechanism used by fish to ventilate their gills; fish swim or face upstream with their mouths open, allowing water to enter into their buccal cavity and from there across their gills.
From Biology Forums Dictionary
A mechanism used by fish to ventilate their gills; fish swim or face upstream with their mouths open, allowing water to enter into their buccal cavity and from there across their gills.