What sensory system do these salamanders rely on exceptionally to compensate for poor vision in dark water?

Answer

Lateral line system

Due to their small eyes and low-visibility habitat, they possess a highly sensitive lateral line system that detects minute water pressure changes and vibrations.

What sensory system do these salamanders rely on exceptionally to compensate for poor vision in dark water?
amphibianadaptationgiantcharacteristicSalamander