What is a recommended procedure for using dive computers during a dive?

Using dive computers is an essential part of modern diving practices, and having each buddy equipped with a computer is crucial for safe dive planning and execution. When both divers in a pair have their own computers, they can monitor their individual depths, times, and decompression limits more accurately, leading to better situational awareness throughout the dive.

Furthermore, if one diver encounters a problem or deviation from the planned dive, the buddy can still rely on their own computer data to make informed decisions. Dive computers are designed to provide real-time data that reflects the diver's unique physiological responses and environment throughout the dive, which is vital for avoiding decompression sickness and other diving-related risks.

Having each diver with a functional dive computer enhances safety through redundancy. If one computer fails or gives erroneous readings, the other diver's information serves as a reliable backup. This collaborative approach enriches the dive experience while maximizing safety for both divers.

In contrast, depending on just one computer might lead to increased risks, as not all dive computers have the same algorithms, which could result in different decompression limits and interpretations of the dive profile. Therefore, ensuring that every diver has their own computer is a best practice that enhances dive safety and effectiveness.