Dorsa Mawson
Dorsa Mawson is a wrinkle ridge system at in Mare Fecunditatis on the Moon. It is approximately 143 km long and was named after Antarctic explorer Douglas Mawson in 1979 by the International [Astronomical Union|IAU].
The southern end of the ridge is located near Crozier M crater and southeast of Ibn [Battuta (crater)|ibn Battuta] crater. It trends roughly northeast towards some unnamed craters between Lindbergh and Bilharz craters.