Main Ref. | Munro, J.L., 1967 | ||
Fish stage | juv./adults | Mean length | 50.00 |
Sample size | 358 | Percent empty | |
Country | South Africa | Locality | Lake McIlwaine, Rhodesia, 1962-1963 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
0.20 % | plants | other plants | benthic algae/weeds | leaves/blades | Lemna sp. | Lemna sp. |
1.90 % | nekton | finfish | bony fish | juv./adults | bony fish | |
20.90 % | zooplankton | plank. crust. | cladocerans | juv./adults | cladocerans | |
18.00 % | zoobenthos | mollusks | gastropods | juv./adults | Sphaerium sp. | Gastropoda; Sphaerium sp. |
0.70 % | zoobenthos | insects | insects | adults | Povilla adusta | Ephemeroptera: Povilla adusta nymphs and adults; Hemiptera: Micronecta spp. |
10.30 % | zoobenthos | insects | insects | adults | insects | |
45.20 % | zoobenthos | insects | insects | larvae | Chironomus sp. | Diptera: Chironomus sp.; Tanypodinae; Chironominae; Chironomidae and Chaoborus sp. |
1.90 % | zoobenthos | insects | insects | nymphs | Coegariidae | Odonata: Coegariidae; Aeshnidae; Libellulidae and Gomphidae nymphs. |
0.90 % | zoobenthos | benth. crust. | shrimps/prawns | juv./adults | shrimps/prawns |