168 FISHES. 



places they ascend twice a year and spawn. In 

 Champlain river there is no dam for seven miles, 

 and salmon go in about the middle of April, and 

 are good till the first of June. The Little Sable 

 river has plenty, and also the Great Sable, because 

 there are no mill dams. The Saranac river at 

 Pittsburgh is a rapid stream, and its bottom is 

 sandy and stony. Formerly it contained so ma- 

 ny salmon, that laborers, when about to be hired, 

 would stipulate they should not have it too often ; 

 and the only danger in passing the ford, before 

 the erection of a bridge, proceeded from the dart- 

 ing of the salmon through the water and frighten- 

 ing the horses. A mill dam was erected on it 

 close to the head of the bay, and the salmon endea- 

 vored, for a number of years, to ascend, but fail- 

 ing, they have abandoned the ground. This fish 

 does not ascend the Champlain Lake above 

 Ticonderoga. 



Salmon have been caught in the Oneida Lake, 

 and Lake Champlain, by the hook. Some of 

 the lakes and ponds are filled in July, August and 

 September, with the ova and teguments of aqua- 

 tic insects, which substances go under the name 

 of lake blossom. The ova. are hatched on the 

 surface of the water, and the winged insect flut- 

 ters a short time in the air during the process of 

 ejecting the ova, after which it perishes in a short 



