-- Within the Park, there will be no restocking.
-- Natural mortality is higher than most people think, so even if a 75% mortality is attributed to the drought, it won't be as dramatic a decline in the population as you might believe.
-- Oftentimes, this type of event actually improves the population after a year or two.
How do I know these things? I don't.
Please bear in mind that I have no idea what I am talking about.