Main Ref. | Keast, A., 1968 | ||
Fish stage | juv./adults | Mean length | 4.80 TL |
Sample size | 145 | Percent empty | 78 |
Country | Canada | Locality | Fish Lake, Picton, Ontario, Jan. to mid-Mar. 1966-1967. |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
20.00 % | zoobenthos | benth. crust. | amphipods | juv./adults | amphipods | |
2.00 % | zoobenthos | benth. crust. | benth. copepods | juv./adults | benth. copepods | |
2.00 % | zooplankton | plank. crust. | cladocerans | juv./adults | cladocerans | |
36.00 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
10.00 % | zoobenthos | insects | insects | larvae | Chironomid | Chironomid larvae |
18.00 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | Ephemeroptera nymphs |
9.00 % | zoobenthos | worms | n.a./other annelids | juv./adults | annelids | |
3.00 % | zoobenthos | benth. crust. | ostracods | juv./adults | ostracods |