Main Ref. | Facey, D.E. and G.W. Labar, 1981 | ||
Fish stage | adults | Mean length | 57.00 TL |
Sample size | 33 | Percent empty | |
Country | USA | Locality | Lake Champlain |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
5.70 % | zoobenthos | benth. crust. | amphipods | juv./adults | Amphipoda | 6% Amphipoda |
42.76 % | nekton | finfish | bony fish | juv./adults | Percopsis omiscomaycus | 15% Percopsis omiscomaycus, 5% Cottus sp., 7% Perca flavescens, 2% Etheostoma nigrum |
2.90 % | zoobenthos | mollusks | gastropods | juv./adults | Gastropoda | 3% Gastropoda |
10.50 % | zoobenthos | insects | insects | n.a./others | Ephemeroptera | Ephemeroptera |
20.00 % | zoobenthos | insects | insects | n.a./others | Insecta | 21% Insecta |
18.10 % | zoobenthos | benth. crust. | n.a./other benth. crustaceans | juv./adults | Oronectes | 15% Decapoda, 4% Oronectes |