Main Ref. | Ferriz, R.A., 1993 | ||
Fish stage | juv./adults | Mean length | 36.30 TL |
Sample size | 38 | Percent empty | |
Country | Argentina | Locality | Rio Limay, Patagonia , summer 1980-1981 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
3.40 % | plants | phytoplankton | blue-green algae | n.a./others | Cyanophyta | Cyanophyta |
13.50 % | nekton | finfish | bony fish | juv./adults | Galaxias maculatus | Galaxias maculatus 2.1 misc. fishes 11.4 |
3.50 % | zoobenthos | insects | insects | larvae | Nectopsyche sp. | Nectopsyche sp. |
0.20 % | zoobenthos | insects | insects | nymphs | Baetis sp. | Baetis sp. 0.2 |
0.80 % | zoobenthos | insects | insects | nymphs | Plecoptera | Plecoptera 0.8 |
47.60 % | zoobenthos | benth. crust. | n.a./other benth. crustaceans | juv./adults | Aegla spp. | Aegla spp. 47.3 |
31.00 % | others | others | n.a./others | n.a./others | Coleoptera | misc. terrestrial insects 26.6 Coleoptera terres. 4.4 |