The open waters have long been host to many terrible and terrifying battles. From rogue oars and ramming, to sails and cannons, the outcomes of these battles have changed the course of history, shifting the tide in favor of a ruler or nation.

Commanding officers make decisions that will either bring victory or immortal shame.

Failing to press an advantage, taking action based on the wrong information, or just simply being incompetent can ruin a fleet’s (and a country’s) chances at victory.

Read on for some of the most wayward admirals in history.