What type of rope is recommended for mountain rescue, according to best practices?

For mountain rescue, low stretch static ropes are recommended due to their specific characteristics that align with the demands of rescue operations. These types of ropes are designed to have minimal elongation under load, which enhances control and stability during rescues. This is crucial when working in high-altitude or precarious situations, as maintaining a firm anchor and preventing excessive movement is vital for the safety of both the rescuers and the victim.

Static ropes also provide a reliable platform for rappelling and ascending, allowing for the efficient transfer of personnel and equipment. Their lower elasticity helps reduce the risk of dynamic forces that could occur with high-stretch ropes during a fall or sudden load.

In contrast, options involving high stretch or elasticity can introduce unpredictable movement, which is not desirable in rescue scenarios where precision and control are paramount. The emphasis on easy knotting in another option does not address the primary concerns of strength, safety, and stability necessary for mountain rescue situations. Therefore, choosing low stretch static ropes aligns directly with the best practices in rope rescue, focusing on safety and effectiveness in challenging environments.