How can low-on-air emergencies be effectively prevented on a deep dive?

Monitoring air pressure during a dive is crucial for preventing low-on-air emergencies. By consistently checking your air supply, you can ensure that you have enough air for the duration of your dive and can make informed decisions about your ascent or potential adjustments to your dive plan. This practice allows divers to avoid situations where they might run critically low on air, thus increasing safety and mitigating the risks associated with deep diving.

While limiting dive time, maintaining communication with a dive buddy, and using larger air tanks can contribute to overall safety and manage air supply effectively, they do not replace the fundamental importance of active monitoring. Without careful attention to air pressure, divers may be unaware of their air consumption rate or unexpected changes in their air supply due to equipment failure or increased exertion, which could lead to emergencies. Additionally, dive conditions and individual consumption rates vary, making continuous air monitoring a best practice for every dive.