What is an acceptable souvenir to take from caves?

Taking pictures as a souvenir from caves is completely acceptable and widely encouraged. Photographs allow divers and visitors to capture the natural beauty and unique formations present in caves without causing any damage to the environment. Caves are delicate ecosystems, and removing physical items like minerals, rock samples, or water can disrupt the natural habitat and deplete the resources that these environments rely on.

Photographs can also serve as a valuable educational tool, helping to promote awareness and appreciation for these unique environments while ensuring that the cave remains undisturbed for future visitors. This ethical approach not only respects the cave's integrity but also contributes to a greater understanding and conservation of these fragile ecosystems.