206 FJSH HATCHING. 



that these Yorkshire rivers only produced 

 a rental of about one hundred and twenty- 

 eigld pounds. The river Trent and its tribu- 

 taries, about 500 miles in length, is in a 

 similar condition to the Yorkshire rivers, 

 caused by obstructions from mill weirs, navi- 

 gation weirs, and neglect. 



WHAT HAS BEEN DONE FOE THE THAMES AND 

 OTHER WATEBS. 



Thus much, then, for Huningue, Scotland, 

 and Ireland. We at home have not in the 

 meantime been idle. Our noble Thames 

 has not been neglected, for there are now 

 in full* work at Hampton, near Hampton 

 Court, two sets of hatching boxes, both 

 crowded with young fish and eggs. One of 



* I fear most of the fish are now (May) turned out into the 

 river, "but -the boxes still remain. 



