"Murray Mouth" . . "Murray Mouth" . "mouth of the Murray River" . "mouth" . . . . . . . "Sleepy Hollow, South Australia" . . . . . . "river mouth" . . . . . . . "River Murray mouth" . . . . "mouth of the river" . "mouth of the Murray" . . "2.4" . "one shallow and changeable entrance" . . . "flowed into the sea" . . .