CONTENTS. 
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divhs caval t (sia torr kone BOR SDB SOM REO SECTOR CHB ACIOATIE Mote MISE iat aa 8 Ons ars SNPS eo ann Dino ene 207 
OO Hert yous of aee aisvaeier latrecosivieve rele siviciotns erelatam andl ME Ae POORER RTT ae oe ert 300 
Qualitative and quantitative food determinations........... 0.2.22. e ee eee ence eee e nes 304 
Season a Uivart atom erst nyaatesciate eta ohstero 21 shotcig sta (oreo tee cia niste set Natasa: Sins ia in -asBin aya elie eliayatia/ stern Sr ebvs avn 304 
Ouantityotitood constimed and rate Of digestion ssh: <feinr= osc ciara 2 se) ela scs ahosele, ot0/stevefeles ers 313 
Variety in food and adaptability inifeedings-).: sence. en cee crore mie oie isle wn myoaierlaw dan we 315 
Watiationiinifoodiatyditherent ages’ cer besitos ic sta ei a tarsi in mise ohcrn ata ein oleiae acto operates 318 
Rateoherowtaionidifterent OOS! 7k rote cies nn yeriervel «Rtas rors hus Malctalves ns stale sunjose eva nia ete cle eke 318 
Comparison of food of perch in Lake Mendota and in Lake Wingra...................0005. 319 
Comparison of food of perch and crappie in Lake Wingra.................. 0.0 e eee ee eee 320 
LASS DAEs cnc nola anigae deen condos Ath UOC OS Tine Di no og Seema: CREO ORG lob Sra coUrmeioo sadqoo 320 
FREPLOWUCHON reer ce denis aie cies acto icper cece ireland ers nec gear RRS nd aya Poteet pelo prdle om oe 326 
BNE ReAtAOEIS Set cx reer ea eee Te ve che ace Meac Aec ah of aters ts RRePR shale o) Soehatty eles isa ayes ahb fe Cejatese abavett ante 328 
BS emMIIeS ARG PALAST LES tals al sierctts at cays G Tovsioln cle testers eete atest ee ce oes EGOS AERO ORES ONES Bete 332 
Predatonysenemies sav soieaeice eae sisters cine meee By Agta orate a Sey YO Ce Maar siete eitintasenonie 332 
[Parasites kesh Peres ce iT Oe ines oie eee CR ae wee arene hed met co hots eh Naas 333 
Generali disertssion anid: conelusions 14.72 -/isie tra eel eel o eree ete AE a rages ets Sin te setave sg Se 335 
SUTTER Ahn ph ee ia hos Ona COR ae HO COUT Teena ar Tinie cesar hin tesa Biren cartons tee Ine Amat 338 
Mablessei. ces race os casa tees ee de eens stides Se +Sinte sete Ba duane Mes pur Oia OeO nec 339 
IEA obiopreigaliy ce ccenteert ett erate tone otaloinade ore eicter corel unre ouniels Taloastorotereie elornysiorlotoiaysie cieressroiae bere onior 263 
