Consider that this year's annual discharge is lagging behind.
|The Caloosatchee River (as measured at S-79)|
is indicated as the red sliver at the base of each bar
Not that it's suddenly become small.
The Caloosahatchee River has discharged around a million acre feet into the gulf this year. That makes it less than a half percent of the Mississippi's freshwater contribution.
South Florida's highest flowing river suddenly doesn't seem so big.