Document wrRyJrzaq1EReDNpq31Y39Bz3

Qy^io^j "T"e-iKcXCp, <***. fi/'ju~LL~^ s, x. /t'J LC frtfAi-1. ^uv^{_ saeaug Tho crcotaita of polychlorinated biphenyl (PCf) oonpounds proacai la la livora rad oi;a of wild hin'i in "ritnln noro doiominod by can-li-juic- shronatO'pnp!( i'oat of tho 335 apoolaoni cm froa prodatoiy birds d botneon .".psil 1966 end Auipint I960, 131 ma found in terror. 1srl"d. sorrier f/o-. cost rsjicno of Britain, in nil ths seabird esoa oasainod from onn rest osr.at , nn.i two cast count oolonioo end in noct of tho CroElrmtor epooios col.eels' free lte*ni.'l'ntlef onat and aouth of ln/jlrn-1, Tlie hichost livn- rod icr '..ess- found in frcairantor i'isli-foodi;ic birds (up to ea. 900 ppe) and biri-fooli-v: ir.ptoro (up to 70 ppo). Too lotels procent orq aidlar to thoea of pn*-4;.B. An ialiaahlar. of the avion todoHy of ooo PC3 003 obtalnod by foefin/; .rrr/lei U5V to Bancalcao Mnohoa, Tho ostimtod dooo rate for 90 nertalilc,- al S6 layt th P5b vcfcc/day, At thla doao rate tho oaloulatod noon livor eonter. uni >5 p.s, It boa only 1/13 tho todoity of BrV, but could bo noro to::ie at lot/ doaoa booouao It op. oera to havo a noro gradual nortality ourvo titan DDT, All birds dylnc free PCD bod onlorjod lrldnoya anil befero -loath sura dloplayed apparent loc paralysis or body ond ivi~. tronbll It uaa e nol'fot. that 1*03 UBS tmnimy to havo eaaaod dloaprcaf la -JuJ. todty i" aJU ;.re V.sort bird; is Britain, but could bo a coopoaent oauso of tho prcaoat broadi-r; ftiln roported in oovoral .opooloa. MOWS 08ZB10