Main Ref. | Kusabs, I.A. and S. Swales, 1991 | ||
Fish stage | recruits/juv. | Mean length | NG |
Sample size | Percent empty | ||
Country | New Zealand | Locality | Waipehi stream, Taupo, June 1988-May 1989. |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
4.80 % | nekton | finfish | bony fish | juv./adults | Retropinna retropinna | Retropinna retropinna |
79.40 % | nekton | finfish | bony fish | recruits/juv. | koaro | Small koaro |
4.10 % | zooplankton | fish (early stages) | fish eggs/larvae | larvae | rainbow trout fry | rainbow trout fry (3.7); rainbow trout ova (0.4) |
3.80 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
1.40 % | zoobenthos | insects | insects | adults | Coleoptera | Chironomidae adult (0.3); Lepidoptera (0.4); Coleoptera (0.5); Orthoptera (0.2) |
5.90 % | zoobenthos | insects | insects | larvae | Deleatidium spp. | Larval stages of: Deleatidium spp. (2.9); Coloburiscus humeralis (1.2); Hydrobiosis spp. (0.1); Hydropsychidae (0.2); Pycnocentrodes spp. (0.2) |
0.60 % | zoobenthos | worms | n.a./other annelids | juv./adults | annelids |