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of rivers abounding with trout, that do not 

 produce grayling. In the southern counties of 

 Hampshire and Wiltshire, the grayling is 

 found in the Test and both the Avons. In 

 Herefordshire, in the Dove, the Lug, the Wye, 

 and the Irvon. In Shropshire, in the Teme 

 and the Clun. In Staffordshire, in the Hod- 

 der, the Trent, the Dove, the Churnet, and the 

 Wye. In Derbyshire, in the Dove. In Meri- 

 onetshire, in the Dee, between Curwen and 

 Bala. In Nottinghamshire, in the Trent. In 

 Lancashire, in the Ribble. In Yorkshire, in 

 the Derwent, the Ure, the Wharfe, and the 

 Wiske, near Northallerton. Dr. Heysham 

 says, it is occasionally taken in the Eden and 

 the Esk in Cumberland. It is also found in 

 several of the minor streams of nearly all the 

 above-mentioned counties. It is not found, 

 that we are aware, either in Ireland or Scot- 

 land ; Mr. Low, however, includes this fish in 

 his Fauna Orcadensis, and it is known to be 

 plentiful in Sweden, Norway, and Lapland. It 

 is found in France, Germany, and in the north- 

 ern parts of Italy. The peculiarity of the local 

 distribution in this country gave rise to the 

 supposition, that the grayling had been origi- 

 nally introduced by the monks, as a fish worth 

 cultivating; many of the rivers containing 

 grayling being near the remains of great mon- 



