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<br />
<br />Figure 45, Arizona roundtalJ chubsJ
<br />charalito aleta redonda, each ca
<br />17.5 em In total length: Upper
<br />Aravalpa Creek, and Lower, Virgin
<br />River at LlIllellela Roundtall
<br />chubs e)USI as a contusing array
<br />of subspeCies and local forms all
<br />ot which have suffered severe
<br />re-ducllons In range, The VIrgin
<br />chub IS listed as endangered
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<br />pOll I hablt.Hs. llltt'n In assoc\;ltion WIth beds tlf
<br />submer,ct'nt \'t',gt"[.ltllJn or mht'r k1Od~ llf co\n such
<br />,IS {alien tret.~ Jnd brush. ,\t.lles den.h,p sharply
<br />blCull}feJ h(ldlt.~. J;\rk 3bl}\'e .In.1 whitened heliN',
<br />and h;\\'e reddemn,e 01' the b.lses of the p,ured Ilns
<br />,lnd oftt'n .Ilon~ tht< lips :lnd 1)0 the operdt.s Females
<br />31s\l m,lY d~n-br dMktnt'd bodIes and rr-d rJ,l.:mt'nts.
<br />althl.)U~h [YPI(,l.lly nll[ so 1OrenSt. a~ males. In ceruin
<br />.Irr-.IS, roundt.lIl chubs \-onStHUtt' " sJ,CnJtlcant )':.Imt'
<br />fish. Large ,ldults rt'addy tolkr- amllual ,lnd nJ.tlIr.d
<br />baits. and rrm'ide consider3ble Srl)rt 1.)0
<br />arrrorTlatel~. ltght tlsllln.c (Jeklt'.
<br />Y.lqUl ,InJ dt'sert (hubs (FIgs --j(,-.,-) wt'rt. only
<br />rtcenrl~' st'r.HJred J~ dlstinc[ srt<oes The (Mmer IS
<br />resrrh.tt"d t\l rht. uppr-rmllst RIO SJn Bt'rnuJinn,
<br />mostly In tht' l 'nirt'.1 S[.nes 10 extremt' sllUtheJstnn
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<br />Figure 46. YaquI Chub/Ch8rallro YaqUi, 55 mm In total
<br />lenglh, from Leslie Creek, Anzona Males of Ihls species
<br />become metalhc blue-gray in breeding season Restricted to
<br />the drainage of San Bernardino Creek. In Arizona and
<br />Sonora, It IS listed as endangered
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<br />23
<br />
<br />01104
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