Statistics for occurrence #1 of “Yallabusha” in chapter 26 of Admiral David D. Porter, The Naval History of the Civil War.:
...rty co-operation on the part of the Army.
Fort Pemberton, though well fortified and in a strong position, ought to have been taken.
This would have given the Federals command of the Tallahatchie, Yallabusha and Yazoo Rivers, and of course a clear way to the rear of Vicksburg.
On the 18th of March, Lieutenant-Commander Watson Smith, owing to aberration of mind, gave up the command of the Naval force ...
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