Main Ref. | Johnson, J.H. and D.S. Dropkin, 1995 | ||
Fish stage | adults | Mean length | 4.20 TL |
Sample size | 37 | Percent empty | 76 |
Country | USA | Locality | Juniata River, Pennsylvania, 1990 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
46.20 % | detritus | detritus | debris | n.a./others | debris | |
15.30 % | zoobenthos | insects | insects | nymphs | insects | misc. aquatic insects |
38.50 % | zoobenthos | insects | insects | nymphs | Hydropsychidae | Hydropsychidae |