Oneida I.aki- l-islus 

 Table No. io. Showing the Food of Perch Exceeding Threk I> 



43 « 



' Num- 

 I-ocality Ixr of 



fish 



I n vertebra tf 

 and plant f(»><i 



Pearsc and 

 Achtenbcrjt. 

 ■20. p. 311 



Pearse, '2 

 p. 266 



Pearse, "2 1 a, 

 p. .V 



1'. 45 



Siblev. "22. 

 p. 66 



Green Lake, 



Lake Pepin, 

 Wisconsin 



I^ke Geneva 

 Wis. 



Uke 

 Michigan 

 Wis. 



Lake Gconsc, 

 .\. Y. 



Winonn Ijikc, 

 InH. 



1,147 iChironomus and other Diptera 



I larvae, 27 or more species;! 

 qihemerid nymphs, several spe-^ 

 cies: (Mon.Vta nymphs, many 

 sfiecies; Tnch )ptera larvae, sev- 

 eral species; larvae f.f Sialis and 

 of Coleoptera; ilemiplera nymph. t 

 (Pleat; many insect pupae; adultl 

 insects of six or more orders ; 

 Crustaceans: Cambarus. amphi- 

 po<is, is<jp<Mls, cnlomostracans. 



I Many moUusks. Worms, includ- 



I ing leeches. Arcella. Algae, and 



I parts of see<l plants. 



Aliout Insect larvae or nymphs: Chi'ono- 



ya I mus, May-fly, Sialis, Trichop- 



Icra, dragonfly. Crustaceans: 



entomostracans, i'ambanis, arn- 



phijKxls, molliisks iPhysa), oH- 



K<jchacte worms, Ufclies, algae, i 



15 Immature insects, 56.6' j; adult ^ 



I inscct.s, 3'i; cladocerans, iS-S^c:, 



j mollusks, 5.8',r. | 



19 Immature insects, 20*^0 (about }i 

 chimnomids); amphipods, 20'^^;' 

 entomostracans, 40*7. I 



27 Immature insects, .S6.6''c; craw- 

 fish, 13.3' i: entomostracans, 

 12.3*^^; amphipods, 8.1'"^; iso-: 

 polls, 3.7'^o . I 



Pnmar>' im|>ortance: chirnnomid 

 larvae, ephemerid nymphs, om- 

 phi))o<ls. snails. .Minor imixirt- 

 ance: Triiliii|)tera larvae and 

 entomostracans. wingnl ants,' 



I crawfish, clams, caddice flii-s. 

 orlflirs. 



Entomostmcans, amphipods, Cam- 

 barus. Aquatic insects (includ- 



I inic lari'ae or nymphs): Ckironth 

 mus, Trichoptem, Dyiiscus and 



Pish as follows: 

 Solemitonus cry- 

 snieucas, Eucalia 

 inconslans, \olro- 

 pis heterolepis, Lt- 

 pomis incisor. 



Fish. .5% of food. 



Fish, 11.3^0 

 Fish, 5.3':^. 



Fish, ig'"c (ciscoes 

 and minnows). 



Fish taken in unim- 

 portant amounts. 



Fish.includinj! Pt'ca 



fla-tsctns, from 



one stomach; fish 



egKS from oM 



ther Unties, Odonata, Kphem- stomach. 



Uke», 



Mrndota, 



Momma 



Crwley, "27, 

 p. 64 



Gcnc»cc Syii- 

 tt-m. N. Y. 



Eveniuinn and I^ke Mnxin- 

 Clark. '20. kucket-, Iml, 



!>• 427 



