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 

 green, 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. 



