Fri, 17 Apr 2026 18:31:08 +0000

From Zero to Hero: How Long Can Seals Stay Underwater? The Shocking Truth Revealed! When it comes to marine mammals, few creatures are as fascinating as seals. These agile swimmers spend much of their lives diving deep beneath the waves—often leaving onlookers in awe. But just how long can seals truly stay underwater? The shocking truth behind their impressive underwater endurance reveals nature’s remarkable adaptations and raises fascinating questions about physiology and survival. ### The Remarkable Abilities of Seals Underwater Few realize just how long seals can remain submerged. Species such as the crabeater seal and Weddell seal have evolved extraordinary biological traits that allow them to dive far deeper and longer than most people imagine—sometimes more than 30 minutes underwater and reaching depths of over 800 meters (nearly half a mile).