FISHES OF THE FARM STREAM 49 
as to the catch, which are to be avoided. The living fishes 
may be displayed in aquaria set up on high benches, or the 
fishes may be strung singly to stakes in the shore and drawn 
forth for examination. 
The program will consist (1) in whatever fishing is made a 
part of the class exercise; (2) then in a careful examination of 
the fishes of each species and a writing of their recognition 
characters in a table prepared after the manner indicated on 
pages 50 and 51. 
The record of this study will consist in the completed table, 
together with notes on the places where each species was 
taken and the method of its capture. 
Fie. 29. The sucker. 
