Notice of Hearing on the Application to Use Sodium Fluoroacetate ...

including those to predators. Resulk, c:zpi~cd for Utah >fatignai
Forests, showed losses tc przda~crs ranging beF,veen 0.4 and 1 .Q 2ercznt
<strong>of</strong> herds grazed. Secause rhe grazing s2ason Oi7 national forests
1 as"L on1 y two to thre~, ronths. <strong>of</strong> the year and because 1 osses during
1 I
c1th2r seasons, 3speci a1 7:j :vi nxr, rihich nay Se subsr,antl ai are not
r .
incil~ded, Cain concluded chat thesz ~:?ures agrred r3asonabiy dell
w i ~ n the Pli?l sen-Cilr'le aca Owen Yorse estimat2s for the znti re
year.
3. Cain, et 31. alsa had a?tai!abl2 dam ,on, inventorfes <strong>of</strong> sheep 2s
<strong>of</strong> January 1 <strong>of</strong> sach yezr, lamb crop and to~al losses to a!l
causes as raporr,sd by USZA's Stzsistical ,?e?orting Serxlice (32s).
These dam are compiled tnrougn nail queszicnnairs 2nd do noc
anernpt to br~akdown lssses to cause. !ctz! losses thus repcrc2d
varied betwe n 9 and 11 9ercent in Utah (individual years ranging
between 7.9 and 14.9); between 7 and 8 percznt in Idaho (6.1 and 16.1
for extremes) ; and between 8 and 9 percent in Wyoming (5.4 and 13.5 for
3
the extremes) during the same period. Cain, et a1 , recarded thes?
total reported 1 osses as setting a cei 1 i ng on, predation 1 asses . 3as2d
on an analysis <strong>of</strong> the Nielsen-Curle data, the committee concluded tkat
nost operators experienced ininor losses in z2ms <strong>of</strong> percenIages (with
80 percent <strong>of</strong> the total falling in the two lowest classes), while only
a small fraction <strong>of</strong> the operators experienced heavy losses.