30 
CRUCIAN. 
nearly straight, with eighteen rays. The colour is subject to 
variety; top of the head and back brown, or with a tint of 
gi'een, yellow on the sides, white or orange colour on the belly; 
the fins generally dark with a tint of red. It rarely exceeds 
two pounds in weight, and most frequently is less; but Mr. 
Yarrell obtained an example from the Thames that weighed two 
pounds and eleven ounces. 
/ 
