Main Ref. | Ferriz, R.A. and W.S. Aramburu, 1996 | ||
Fish stage | juv./adults | Mean length | 8.50 SL |
Sample size | 227 | Percent empty | |
Country | Argentina | Locality | Ramos Méxia reservoir, 1983-1984 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
0.10 % | zoobenthos | benth. crust. | amphipods | juv./adults | amphipods | |
5.80 % | zoobenthos | benth. crust. | benth. copepods | juv./adults | benth. copepods | |
2.40 % | plants | other plants | benthic algae/weeds | n.a./others | benthic algae/weeds | |
2.20 % | zooplankton | plank. crust. | cladocerans | juv./adults | cladocerans | |
3.60 % | zoobenthos | insects | insects | larvae | insects | Terrestial insects |
43.00 % | zoobenthos | insects | insects | larvae | Chironomid | 25.4% Chironomid larvae, 8.2% Tipulidae larvae, 8.9% Trichoptera larvae, 0.5% Coleoptera larvae |
29.60 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | 28.6% Ephemeroptera nymphs, 0.4% other nymphs |
9.70 % | zoobenthos | worms | n.a./other annelids | juv./adults | Hirudinea | Hirudinea |
0.70 % | zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | juv./adults | Hydracarina | Hydracarina |
2.90 % | zoobenthos | benth. crust. | ostracods | juv./adults | ostracods |