Run the numbers. lack of O2 is only one component of the equation, CO2 buildup caused even more problems. O2 concentrations of 19.5% at sea level are IDLH conditions for workers, and it doesn't take much for a air-tight chamber with people and animals to deplete 2% of the oxygen (normal O2 about 22% at sea level
I said nothing about airlocks.
They are of necessity for a moon pool to function within a boat - do your research better.
What numbers? The text provides no data that would allow us to "run the numbers."
They are of necessity for a moon pool to function within a boat - do your research better.
You are mistaken.