Main Ref. | Ferriz, R.A., 1993 | ||
Fish stage | juv./adults | Mean length | 35.40 TL |
Sample size | 48 | 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 |
---|---|---|---|---|---|---|
1.80 % | zoobenthos | insects | insects | larvae | Tabanidae | Tabanidae |
3.60 % | zoobenthos | insects | insects | larvae | Trichoptera | Trichoptera |
62.20 % | zoobenthos | insects | insects | larvae | Chironomidae | Chironomidae |
5.60 % | zoobenthos | insects | insects | nymphs | Plecoptera | Plecoptera nymphs |
17.50 % | zoobenthos | insects | insects | nymphs | Baetis sp. | Baetis sp. Nymphs |
0.30 % | zoobenthos | worms | n.a./other annelids | juv./adults | Hirudinea | Hirudinea |
1.00 % | zoobenthos | worms | n.a./other annelids | juv./adults | Oligochaeta | Oligochaeta |
5.60 % | zoobenthos | benth. crust. | n.a./other benth. crustaceans | juv./adults | Aegla spp. | Aegla spp. |
1.00 % | zoobenthos | mollusks | n.a./other mollusks | juv./adults | Diplodon patagonicus | Diplodon patagonicus |
1.40 % | others | others | n.a./others | n.a./others | Coleoptera | Terrestial Coleoptera |