372 CATALOGUE OF PISHES. 



Salmo fario, Linn. Burn- or River-Trout.* 



Salmo fario, Yarr., Brit. Pish., Yol. 2, p. 85. 

 „ „ Couch, Brit. Fish., Yol. 4, p. 225. 



In all the rivers and burns from the Tweed to the Tees not 

 polluted by lead- washings and other impurities. R. 



Osmerus eperlanus, Linn. Smelt or Spabling. 



Osmerus eperlanus, Yarr., Brit. Fish., Yol. 2, p. 129. 



„ „ Couch, Brit. Fish., Yol. 4, p. 276, pi. 227. 



Yery rare in the Tweed. — Dr. G. Johnston. Caught in the 

 Tyne at Elswick. — Mr. Thos. Thompson. "That admired little 

 fish, the Smelt, Osmerus eperlanus, is taken in great abundance 

 in the Tyne, and in our other rivers towards the sea." — Wallis, 

 Hist. Northd., 1779. Frequent in the Tees at certain seasons. — 

 J. Hogg. The Smelt, Osmerus eperlanus, is taken in various 

 rivers of Yorkshire, and was so abundant at Cawood, on the 

 Ouse, in December, 1834, as to be sold in the Leeds market at 

 twopence the pound. — T. Meynell. This fish is now, on account 

 of the pollutions of the river, very rare in our district. M. 



Thymallus thymallus (Linn.). Grayling. 



Thymallus vulgaris, Yarr., Brit. Fish., Yol. 2, p. 136. 

 ,, ,, Couch, Brit. Fish., Yol. 4, p. 280. 



In the Tweed above Berwick. — W. Lyell, 1888. It is not 

 found in any of the rivers of Northumberland and Durham, but 

 is said to occur in the Tees, and is found in the Swale, near Cat- 

 terick Bridge. Introduced into the Derwent, a tributary of the 

 Tyne, about six years ago. — Rev. W. Feather stonhaugh, May, 

 1890 : introduced, and only recently, into the Teviot and 

 Tweed and a few other Northern localities. C. 



The Hebridal Argentine, Argentina sphyrcena, Linn., has been 

 taken at Bedcar, and is therefore very likely to occur on the 

 Durham coast. 



