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1 ) ME D iD NOT PERFdT AN rNsN%4 *y- -?^. _: •: ;+ .: ?a'?: ,;..a :s• , ^':9 : !U c ..pPUL, z : ON TRENDS9 BUT THIS ;INVEN O?RI AA•? aa'Iwiia??- Z ? ,i'....? AstUND- ANCE OF THE s ISM POPULA TU 'PCA;6 ik +O '?os A':,: -'I N*:' ni4ti ' AgEAo THE SITE OOMPOS!TION OF THE ?i:t':°.`:. ? ? .. - O 3.AMPI il'?G 0 ?'y .?$.A?TJvN 91I?YtE.Ya`OI?.;£'« ;- r a-.-, . =r TAKEN BY THE USE- OF EAPERIMENTA?L S .'-L4- 1-i:.? `s::,. •3 ; 7TH r VAS nay MAKE TOTAL POPULATION 37UDY OF 4E 3.AKZZ-, nQYe++? *rr r. Ss_r r .. .4: ? tC.m k • t ? Ai.s •11:: r ; rdE POPULAe` i01N IN EACH LAKE VAS :TAN3 aL' w:°?„s? ?ldr4s 0Zi i R 8L STOMACHS OF TROUT WERE i;:`_Iri:-'au -• N. b:• 8744;?AA AND '.yt 1:k)N.:E4rS ANALYZED IN THE LASOHATORYo A r: al:+?L?.,+y+t ^1i.=:%01''IG 3C Fig iA: JSED r2r4. jDEuTJFICA-TION OF ORGANISMS AND FOR DE:iEtMC3NAi O1I ?i '1U ?t*;: .- f"N.Y7 ti'ak"L?MY•s.. STREAM BOTTOM SAMPLES v#EA9 Tu,,EN A: `cTaT .CN -.0 a OFF i ??Jtl+nE FOOT STREAM BOTTOM SAMP'LERa hf. SAuk i%:.s ?t?:•? xcdA'_ T'LEo ; et ref +SE OflGAN i S;11: SE i NG COUNTED AND PLACED IN Tnl: Y at ?E5!?E;; ` ° ? tsfl0i?P5u CHEMICAL TESTS OF WA3 ERS I INIOAUD Q _ : fL.D TC 3 f S OF IL AIKE3 AND SOME $xRr AMS. SAMPLE-C OF RATER WERE ALSO COLLECTED F'1014 y nE "AK ES AND 3EN"T 7'0 THE SOIL C+1N3ERVA T Ox SERVrI CE LABORATORY FOR COMPLETE ANALTSSESo A FORM WAS USED TO RE009D F : Eik„i3 DATA V '1 ,4 ? 1)U'P a NIL', Sid n`, t Ci: laAIKES AND STREAM: ExAMPLES OF THE FORMS SHOO rhE EAdE1NT u•F 3ME UAl'TA CO:.L£CTED AT E.rCH STAATIONe (FIGS.. 6 AND 7 ) CAEMI CAL ANAL't•SES OF I'HE SMAttl LA,K£:3 sN I:ei AREA -3jUD.e fn `ND I vA; ED A CONS ID£RASLF DIFFERENCE iN FACTORS, Tse PH F .fAE _ ICES RANGE :PkOu 8-,0 TO 10,3_ QiZ THE 01 RANGE WAS FROM 407 PPM. TO 12.0• Pm, AL. 7iRfE i.AK7_,:. eTLgD iED WOULD BE ZL ASZED AS BARD' WATEF LAKES3 AS TOTAL HARDNESS BET EFLUINA 1ONS RANGED FROM 80 IPM., TO 240 P•FM., CHEMICAL CONDITIONS OF THE STREAMS I iNCLiAD D d k 741WI S S T;jDY V AR i ED W J TH ELEYAT I ON& THOSE AT HIGH ELEVATIONS MERE MED,4 NM '4A '?'£R.Sy 444;.E ',40C-E AT L010rd-A FLlE1WA'T:0NS WERE HARD WATERS* TYPICAL EXAMPLES 4RE THE TWO STREAMS L i sTED aELOWY, 1?s'1 WILLOW CREEK ® 033000 FT. P,: Mn ' „r ?cn? : • G1LA RIVER x,000 FT. yam,. F i SOH EOPUL iT' ON FS' _..:a..>_?. THE EST I MATED F I SH •POPIJL aRT : i-fV C IE.p' S ? --:t? 4A?L DRA-I N- AGES WERE DETERMINED BY 71-Se STREAM BLACKS WERE U3i:D qE-, THE AREA BEING SAMPLED, IN THE COMPAR 1 SON O PCay 3h ' ,.,. OF SUCKERS AND CHUBS WERE G1:(j"P.r SPECIES OF TROUT,) 0Ai'TF: aix, :SA 545,: A f.- `.i CA P NG i ?ti =.*•a.3y lcat.' _ •;-;?. •'•Wv ALL ;P'I;GIES ALL