DFC PRoCEEDIIJCS - ALPHABETICAI usTII{c oF ABSTRACTS

Year: 1995 (xxvii)

Abstract

The speckled dace, Rhinidtys wculus, is one of.the- olt ia“rpread fishes in western North America. Hru:”::,:Tin:1:: :fl : : th i ; form h a1 I 1d -;;; “”;: ;“;ffi; ;il ffi ilJ# Ji il^flnffi”TJif:::-1,“:::::::11:l”::ti’“nvpotr’l;“J–:ill?#ff fi ’:”;“ilil”:; ::t““.‘i:i”:1’“i”i,o;“:::,:t^::.T3T “il”’i:“ iGi,,-“J;:ffi;ff”1“t;::il#;;T:il.l: ::ffi;;:: j:”:“‘l,j;.::rr:**:i:T {’:: z malor weltJr”“ ff;;’:‘fi:“”’;Til;?‘;;;-“ff :::“ttT-X’:,:il?:f:‘?I1:’:triction ‘1’ “i’i.“ti”+ ;;;“^”?“ ;ff;;:;;:’il.#“.;i ;:::.tffi*“tii:Tl.‘jt5f :.j:lf :l{’^“0,milil-“i”,T#?.-e,stabredrainages(i-e-, Columbia, Snake, g“m6otat and Colorado rivers\ ;;^:’ drr.,rrB uits’t rur riugc’ sLaDrc urdurd5cr wilt he rtic-,oo-.I i- -^–^+ erado rivers)’ Phylogenetic rJationships bJtween populatio=ns Sil”lX::#;Tfi “rowesterndrainageparternsd;.;i;;Jil;“il#ffi .rfi#il;:sruDENT pApER coMrerrro[t R.ESUMEN ]T“to;:2y!P:!1tu:.‘“T”.d.1o, p“.“, m5s ampliamente distribuidos en el oesre de );::X3-H::,T”:.“::-1”,: morror6gica, “,,…ii”roff#;#“#..“rl,,i” d“#;,;;:“:::tf:::y,:”“11,,0,”“g:n6tico”ha,id“i”i;;;;;’;,#;r#ffi:jru.T.:“”#;[:X‘mTT::5’::t_.:goenroso.“”“”’lit*,i“it:5”#jl:&.:#;X::1ffi ;:;;“ffiil.“3,.”.;;;;‘iil“de lrq m”.t^rAa ^^r:^^f^^ ^- ^r r^^L, /. ffj::*::“j:^”::1“,:l_T1oi,(ie.,rrosc“r”niis““fi ,’;;;ffi;;Hilil”illil;“: ffit :ltre poblaciones pueden ser infl uencido, po. ;;; J#;iJ,rJ;i#: .o,i”;.AI, PREMIO PEnxws’ D’L“; Scoppr’rroNE’ G’ G’; Br-rgrrvgn, M- E. ,p.p{dccs-NaticmlBidosierswic.,Ndr}w€tBid.drorsdcccata’ Rcrp’ NV: MEB - fmdy with NBs, wtly wtth gwru of Rcdaorjo reemth Fs115, oR)Ecological segregation of sympatric Lost River and “ho]no suckers: feeding habits and associatedanatomical differences KEYWORDS: Klamath; food. habits; gill rakers; Clad.ocera; phenorypic plasricity . The endangered Lost River sucker Deltistes lumtus “r,A ,hort rose sucker Qhasmistes brevirostris areendemic to the upper I(amath River Basin. only two lakes support substantial populations of both species, 70