ICHTHYOLOGY. 65 



A. Cyprinus Rutilus, or the Roach, is a coarse 

 fish of this genus, with large scales and red fins ; 

 it is gregarious, and common in the still deep 

 rivers of the country. 



Q. Is not the Leuciscus very similar ? 



A. Cyprinus Leuciscus, or the Dace, is similar 

 in its habits and haunts, but is much more lively, 

 and has smaller scales ; it is fond of frolicking near 

 the surface of the water during the summer months. 



Q. What is the Cephalus ? 



A. Cyprinus Cephalus, or the Chub, is coarse 

 and full of bones ; it frequents the deep holes of 

 rivers, but in summer, commonly lies on the sur- 

 face, beneath the shade of some tree or bush. It 

 is very timid, sinking to the bottom on the least 

 alarm. Its principal food is worms, grasshoppers, 

 caterpillars, &c. 



Q. What is the Alburnus ? 



A. The Alburnus, or Bleak, is very common in 

 many of our rivers, and is seen in shoals. At cer- 

 tain seasons it appears to be in great agonies, 

 tumbling about on the top of the water and inca- 

 pable of swimming, in about two hours it recovers. 

 It is likewise so tormented with a species of hair 

 worm, that it rises to the surface and dies Arti- 

 ficial pearls are made with the scales of this fish, 

 Q. What is the Auratus ? 



Gregarious, . fond of going in companies. 

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