70 NOTES OF A JOURNEY ON THE DARLING. 
strong underground current. On the flat country we used to dig 
out waterholes, so that the stock could water at them. They 
would be from 10 to 12 feet deep, sometimes less where the ground 
was of a stony character. I have seen fish from 4 to 7 inches 
“On another part of the run there was a low-lying range 
About the middle of this I took out a waterhole, and into this one 
came leeches—the same kind as doctors use. The hole had no 
communication with any swamps.” 
