OSHKOSH, WISCONSIN 
AQUATIC PLANTS AND PERCENTAGE OF 
EACH EATEN BY THE BEST KNOWN 
VARIETIES OF WILD WATERFOWL 
This list compiled by us from data obtained from bulletins 
published by the U. S. Department of Agriculture, Bureau of 
Biological Survey, Washington, combined with knowledge gained 
by the examination of the contents of stomachs of wild water- 
fowl, taken from different sections of U. S. and Canada. 
MALLARD 
10% of Food Animal 
90% of Food Vegetation 
22% Sedges 
Cyperus 
Rushes 
Burreed 
Chufa 
Wampee 
14% Grasses 
Wild Rice 
Wild Millet 
9% Smartweeds 
Duck Wheat 
9% Pondweeds 
Sago Pond Plant 
Naias 
Redhead Grass 
Brownleaf 
Eel Grass 
Widgeon Grass 
6% Duckweeds 
Duck Meat 
6% Coontail 
5% Wild Celery 
4% Hackberries 
4% Wapato and Delta 
Duck Potatoes 
3% Acorns 
4% Waterlily 
Banana “ 
Yellow “ 
American Lotus 
3% Water Milfoil 
1% Muskgrass 
PINTAIL 
(Known as Sprig) 
87% of Food Vegetation 
13% of Food Animal 
28% Pondweeds 
Brownleaf 
Redhead Grass 
Sago Pond Plant 
Eel Grass 
Widgeon Grass 
Naias 
22% Sedges 
Bulrush 
Three Square' Rush 
Chufa 
Wampee 
11% Grasses 
Wild Rice 
Wild Millet 
7% Smartweeds 
Duck Wheat 
5% Muskgrass 
4% Delta and Wapato 
Duck Potato 
3% Waterlily 
Banana “ 
Yellow “ 
Wokas 
American Lotus 
1% Duckweeds 
1% Milfoil 
1% Wild Celery 
4% Unidentified and 
Miscellaneous 
REDHEAD 
14% of Food Animal 
86% of Food Vegetation 
30% Wild Celery 
17% Pondweeds 
Sago Pond Plant 
Naias 
Redhead Grass 
Brownleaf 
Eel Grass 
Widgeon Grass 
9% Wapato and Delta 
Duck Potato 
5% Duckweeds 
5% Muskgrass 
6% Grasses 
Wild Rice 
Wild Millet 
6% Sedges 
Cyperus 
Rushes 
Burreed 
Wampee 
4% Waterlily 
Banana “ 
Yellow “ 
W okas 
American Lotus 
1% Water Milfoil 
1% Coontail 
2% Unidentified and 
Miscellaneous 
TEAL Blue-Winged 
27% of Food Animal 
73!% of'Focd Vegetation 
22% Sedges 
Cyperus 
Rushes 
Chufa 
Wampee' 
16% Pondweeds 
Sago Pond Plant 
Naias 
Redhead Grass 
Brownleaf 
Eel Grass 
Widgeon Grass 
14% Grasses 
Wild Rice 
Wild Millet 
9% Smartweeds 
Duck Wheat 
4% Muskgrass 
2% Waterlily 
Banana “ 
Yellow “ 
Wokas 
American Lotus 
1% Water Milfoil 
1% Burreed 
4% Unidentified and [ 
Miscellaneous 
BLACK DUCK 
24% of Food Animal 
76% of Food Vegetation 
33% Pondweeds 
Sago Pond Plant 
Naias 
Redhead Grass 
Brownleaf 
Eel Grass 
Widgeon Grass 
11% Grasses ! 
Wild Rice 
Wild Millet 
9% Sedges 
Bulrush 
Burreed 
Cyperus 
6% Smartweeds 
Duck Wheat 
5% Waterlily 
Banana 
Yellow “ 
Wokas 
American Lotus 
2% Coontail 
4% Wapato and Delta 
Duck Potato 
3% Wild Celery 
1% Muskgrass 
2% Miscellaneous \ 
CANVASBACK 
8% of Food Animal 
9 2% of Food Vegetation 
38% Wild Celery 
18% Pondweed 
Sago Pond Plant 
Naias 
Redhead Grass 
Brownleaf 
Eel Grass 
Widgeon Grass 
8% Wapato and Delta 
Duck Potato 
6% Waterlily 
Banana “ 
Yellow “ 
American Lotus 
6% Muskgrass 
5% Grasses 
Wild Rice 
Wild Millet 
5% Sedges 
Cyperus 
Rushes 
Wamoee 
1% Coontail 
1% Water Milfoil 
1% Duckweeds 
3% Unidentified and 
Miscellaneous 
This is the average percentage of foods covering a large 
territory and wide range of growing conditions, which may 
vary in different localities where some plants grow more abund¬ 
antly than others. 
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