ii.-ki>u.tm)I' i;\rL<iR.\ri()\s i\ \vi:>Trj<\ cwxux .wdtii 



WHSTHKN llMTi:i) STATHS. 



i:\()Kiii- 



i;v ( AKi. u. i;iui;\MAN\. 



Pto/hsor of Xocl.'^'v, liulititui ! 'ni:fi- ilv. 



INTRODUCTION. 



Diii'iii 



-' .\.iiy;M.>it. iiml part mI'Scihi'miImt. is tj. I m iili'a siTic-; orcollcctidiis of tislics 

 :l)i't\\»'t'ii W imiiinii ami \'aiir()ii\ t'T in Caiiaiia, and ImIwcch rmatilla, Oif.uoii. ami 

 M*oplai-, Mt»iitaiia, ill the I'liiti'd States, CoiU'ctidii.s wcic iiiadf at 2.") dilfLMciit places 

 fll.vlrilniltMl us lulli»\\s: .'» stations in tlie l)asin of tlie IJed liiver (if tlic N'mtli, 1 in tlic 

 pasin of l,i;Uc Manitolia, t> in tiic Sii>i;at(lii'\van Itasin, 7 in tin' < oinndiia liasin. \ in the 

 Fra>er ^la^ln. and _ in tiie M'>,souri l)asin. I tiius collected niateiial for a coiiiparixm 

 of tile lisii lanuasof t lie streams llowin^- into ilndson Hay and into the (inlf of Mexico 

 on llie Atlantic slo|)e, an<l into i'nu'et Sound and into tin; ('olunibia on tlie I'acillc 

 glope. Tlie eoncliisioiis based on my ohsi'iv at ion> are, of course, merely tentative, for 

 niaiix other species will prohalily lie found in tin) streams examined. 



Nineteen .slo|ts were made inOanadii aloiij;' aline which runs nearly west froin 

 "U'innipejH-. /. c alonj>- the (Canadian I'acitic railway. On the Atlantic slope I collected 

 from an elevation of Too t'ect at Winniiici;- to an eleviition of I, "»(»(» feet at IJaiitV, in the 

 Rocky Mountains I'ark, and on the I'acilic slope from an elevation of l.O.'iO feet at 

 Field to .'.(MMeer at I 'inatilla on t lie (^oliiinhia .system, and from 1,0(>(> feet at (liillin 

 LuUe to tide water at Mission in the I''raser system. 



The streams on the Atlantic sidi; in Canada lielon.u' to one rivei- system, since the 

 Red Ifiver and tlu^ Saskatclu'\>an are united in Lake \Viniiipe.i>' and there is a direct 

 COiiimiinicalion hetweeii the (j>u"Ap|)elle Kivi'V ;.nd the Saskatchewan." 1 was iiilbrmed 

 that a similar relation exists lietwecn the headwaters of the Saskatchewan and the 

 Milk Ri\er. I litis connecting; llie Winnipeg system with the Mississippi system. The 

 Oonnection is s;ud to lie in ;i marshy meadow to tlu^ w<'st of theCyiiress Hills; and 

 tlioiild tlii> lie a fa't. the \lississii»pi, Saskatchewan, and <'olnmliia \ would form one 

 jiij>"antic water •^vslcm similar to th.it formed hy tlie Orinoco. Ama/oii, and La IMata, 

 'Willi the dillV'rencc that tin I'aciiic slope is included in the North American system. 

 [lie .iii'eat similarity ol" the fauna of the SaskatcluMvan to that of the Missouri lends 



ma 



11. Vdiilc lliml, 1 '.iii:ch:iii W- \ lii\rr;iuil A-isiiiiliiiiiii' aiicl .SMsi:iirc'licuMii i;x]ii'(lil ion ( l^oii'loii, 

 GO i. |).M."iri : '• W'li siiDu loiiiid \i (iDiiil iVd II whicli wi- olisirv.'d uati-r licnviii'^' to tlif S,isk;itc!ii'\VMii 

 III I In- A-i.siMi''i>iiu'. Tiic |iiiiul is Ceil li y ;i iiiiiiilirr nf s|iriii'4S :uiil siuiill si ic;iiiis, a I'liot xv two liiiad, 



mill" IVnlil till' 'iMiiil liH1< :ll riollf •ltiirli.,i til till- \--illi>\ '' 



llBliin.: Iiiiiii I III' saint liilis at li^ht MUjiii's 'u tlir \aili'\ .' 



-- ■I'liral'iiil ami iiiiiMTsliiiij ariinnit o!' ll iniii-rl ion Imi wnii i In' lii-ailwatiM's nl' SiimI<i' K'iviT 



4tt>il till' Vi'lldwslcini', MM' I'viTiiiaiiti. lii'porl ol' tin- ( '"iiiinissioiu-r nf I'IbIi and I'isliriii's n>|iiMtiiiL; tiie 

 lilisiiiiiL'iit III lisii-iiiUiiral siatiiiiis in tlic K'ocky Mimiitaiii rrgioii and (jull' .Statt's, p. J'J, l-sitL'. 



101 



^ 



