The common nase (Chondrostoma nasus) is a European potamodromous cyprinid fish.

[3] The nase has a spindle shaped physique, with a blue-grey metallic-coloured scales and orange tail.

Generally, the fish range from 25 to 40 centimetres (9.8 to 15.7 in) in length, and weigh about 1 kg (2.2 lb).

It dwells near the bottom where it feeds on algae, aquatic plants and invertebrates.

The nase is protected by the Convention on the Conservation of European Wildlife and Natural Habitats.