176 



USEKl'L i:iKI)S 



weed matter. About t\vi> miles from the south shore of the lake 

 lie three barren, rocky islands, which are frequented l)v the gulls 

 in the breeding season. The larger of the three, called Stone 

 Island, — or Spirit Island bv the Indians, — containing about three- 

 qtiarters of an acre and ^vith its to]) a.bout 20 feet above the sur- 

 face of the water, affords on its rocky surface a nesting i)lace for 

 hundreds of gulls." 



Stomachs of the Herring (iull are found to contain grasshop- 

 pers, fish, mollusks, and. in one instance, the remains of a marsh 



Tlie Common Tern. 



hare, probably consumed as carrion. Professor Aughey reported 

 hntling in the stomachs of each of four lUack Terns from 47 to 84 

 grasshoppers or locusts, and in two stomachs examined, from 2S 

 to 59 other insects. 



