Main Ref. | Weatherly, N.S., 1987 | ||
Fish stage | recruits/juv. | Mean length | 4.80 FL |
Sample size | 30 | Percent empty | |
Country | UK | Locality | 126 m stretch on west bank of River Dee, 3.9 km upstream of Chester weir, 1982 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
7.70 % | plants | other plants | benthic algae/weeds | leaves/blades | macrophytes | 7.2% macrophytes |
52.31 % | detritus | detritus | debris | n.a./others | detritus | 48.7% detritus |
13.32 % | zoobenthos | insects | insects | larvae | aerial insects | 12.4% aerial insects |
14.18 % | zoobenthos | insects | insects | larvae | Chironomidae larvae | 13.2% Chironomidae larvae |
7.30 % | zoobenthos | worms | non-annelids | juv./adults | Tubificidae | Tubificidae |
5.16 % | zooplankton | plank. crust. | plank. copepods | adults | copepod adults | 4.8% copepod adults |