oo ae 
The Relation of Mollusks to Fish wv Oneida Lake 203 
No. 4 (53). 67 mill. long. 
Stomach empty. Intestine filled with fragments of chiro- 
nomid larve and May-fly nymphs. 
No. 5 (52). 150 mill. long. Stomach. 
Insecta. 150 chironomid larve ........ 
9 chironomid pupe ........ \ 100 per cent. 
Intestine with fragments of chironomid larve. 
2. ‘Cranperry Laxr, BarBer Point, Wanaxena, N. Y. 
Three species of fish were examined from this lake, 
Pumpkinseed, Horned Dace, and Miller’s Thumb. They 
were collected by Dr. C. C. Adams at the Sophomore Sum- 
mer Camp of the State College of Forestry situated on 
Sucker Brook. 
Hupomotis gibbosus (Linn). Pumpkinseed ; Sunfish. 
From Sucker Brook near its mouth, August 26, 1915. 
No. 1 (62). 100 mill. long. 
Crustacea. Asellus, fragments ............- 50 per cent. 
Plants. Alge and plant cells.......... 50 per cent. 
No. 2 (62). 90 mill. long. 
Cristaced. 2) Cyclopsees svc canlee o= eee ae 1 per cent. 
Insecta. 10 jcharonomid planvests2). 25732- 2ne 15 per cent. 
Adult midges, legs and wings.. 50 per cent. 
Plants. 1 NGO) oeAlcts Gino OSE Gone OS 34 per cent. 
No. 3 (62). 95 mill. long. 
Insecta. 25 chironomid larve.......:..... 40 per cent. 
Midge wings and legs (?)........ 40 per cent. 
LEEW Nat PENIS SRE CCEREG A ER ee ee 20 per cent. 
No. 4 (62). 95 mill. long. 
Insecta. 50 chironomid larve ............ 60 per cent. 
Midge legs, eyes and wings (?).... 30 per cent. 
Plantes, ) Aloe CUGSe 0 -kal ae Angee. erate eke _ 10 per cent. 
Comparing these stomachs with those of fishes from 
Oneida Lake and Cranberry Lake, we find the ratios to be: 
Oneida Lake Green Lake Cranberry Lake 
Fish 80-110 mill. long Fish 61-150 mill. long Fish 90-100 mill. long 
Mollusca 67.50 Pe dit 1, be th act 
Crustacea 16.50 ie: 1A 5) 
Insecta Sh. 100 BSD 
Bryozoa .25 Ts eas de OM 3 Cree 
Plants 15.00 ae 28.50 
