Table 140 
FOODS OF 6 OLDSQUAWS FROM BRACKISH ESTUARINE BAYS OF EASTERN 
BAY, AND THE CHOPTANK AND PATUXENT RIVERS1 
Leaves, Stems and Rootstelks 
of Submerged Aquatic Plants 50z (11-89) 
Eelgrass 33 ¢ 4-78) 
Widgeongrass 17. ( ++65) 
Grain (bait) 17% ( +~65) 
Wheat 17 ( #65) 
Corn 17 ( +65) 
Animal Food 100% (5-100) 
Decapoda (sp.7) So (11-89) 
Pelecypoda (sp.7?) 33 ( 4-78) 
Balanidae (sp.?) 33 ( 4-78) 
Fish (sp.?) 33 ( he78) 
Neopanope texana (Decapoda) 17 ( +-65) 
Gemma gemma (Pelecypoda) 17 ( +65) 
Brachidontes recurvus (Pelecypoda) 17. ( +65) 
Nereis sp. (Annelida) 17 ( +65) 
Erichsonella sp. (Isopoda) 17. ( +-65) 
Tunicata (spe?) 17 ( 65) 
Amphipoda (sp.?) | 17. ( +-65) 
Crustacea (sp.7?) 17. ( #65) 

1 Collected November-Januery. Percentage occurrence of foods that made up 
% or more of the volume in individual birds. Figures in parentheses show 95% 
confidence limits. 
199 
