Chashma and Taunsa Barrage Dolphin Sanctuary is located in Mianwali District, Punjab, Pakistan. It was declared in 1972. Since the 1970s, the population of the Indus River Dolphins has significantly increased there.

Indus dolphin Platanista indi (E) occurs in some stretches of the Indus upstream of the barrage
and has been recorded at Chashma, but no estimate of its population size is available. Other
mammals present in the area include wild boar Sus scrofa, hog deer Axis porcinus, jackal Canis
aureus and smooth-coated otttr Lutra perspicillata.

The fish fauna is rich and includes Gadusa chapra, Notopterus notopterus, N. chitala, Catla
catla, Cirrhinus mrigala, C. rebo, Abeo rohita, L. microphthalamus, Puntius ticto, P. stigma,
Barilius vagra, Wallago attu, Rita rita, Bagarius bagarius, Mystus aor, M. seenghala, Heterop-neustes fossilis, Eutropiichthys vacha, Nandus nandus, Mastacembelus armatus, M. pancalus,
Ambassis noma, A. ranga and Channapunctatus. Other aquatic fauna includes Hirudinaria sp.,
Palaemon dayanus, P. lamarrei, Rana tigrina, Kachuga smithi, Trionyx gangeticus and Lisse- mys punctata.