Hers-Mort
 The Hers-Mort (the Dead Hers as opposed to the faster-flowing Hers-Vif or Live Hers) is a 90 km long river in southern France a right-bank tributary of the Garonne. Its average flow rate is 4 m3/s. The Hers-Mort rises in the Lauragais region near the village Fonters-du-Razès in the Aude department.