STOKMONTFIELD EXPEEIMENT. 75 



dead fin cut off, and a piece off the upper part of 

 the tail. The late Professor Queckett of London, 

 while angling in the Tay, near the ponds, in the 

 month of September, caught a fine grilse of 6 Ibs. 

 weight, as he reported, with the undoubted mark 

 of 1858; and many more taken with the rod were 

 reported to us. None of those that were marked 

 by the silver rings or gilt copper wire were ever 

 known to have been taken. The boxes were not 

 re-stocked in 1858, as they can only be re-stocked 

 every alternate year, from there being only one 

 pond, as previously stated, and as it takes two 

 years to bring all the parrs into the smoult state, 

 and even then a few are still parrs. 



EXODUS OF 1859. HATCHING OF 1858. 



On the 14th of April of this year, it was 

 evident that many of the hatching of 1858 had 

 become smoults; but it was not until the second 

 week in May that the first smoult left the pond 

 of its own accord. Mr Buist was convinced that 

 it was useless to mark the fry in any other way 

 than by cutting off the dead or second dorsal fin, 

 as all other marks had hitherto failed. The 

 number marked this year was 506. 



The first grilse reported as taken with this 



