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

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-L ;?? 1:~: zzr;u,~c~ion
]ear ;erj;c 3 is\iels i-annig :% i ,
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zver a czn-
;licala 2i.o per r-njz s?
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fieid gar?er?d sai z consdxpclon daca for 2acJ 3 2 . I ne r2sul :s
indicatsd tndc popuiaxian reduction <strong>of</strong> coyotx ircm 1080 baic
placements in high sheep vu1nerabi:ity areas could result in sheep
loss r2duction estimated to be approxirnaieiy 7,000 sheap and lamb
per year. 2e defined high vuinerabi 1 icy areas as ar2.s tihers ha r t:
were ?laced on ajsuned reda at ion 1 ~ ~ :3 ~ shee~ 2 s ~ c a d h i ~ h
coycte densicy. The nodel is hypothecfcsi , -here '~eins qo rs.'
method ai zeasuri ng population (coyote 2nd non-target) densities
for the who1 e area, rsource (apparent1 y ?red avai 1 abi 1 i ty was
assumed ;o be cgnstanc and baiz consumotjcn Sy non-car2ec.s was
2stimated bas2c on zssessiiients <strong>of</strong> baic 3ctracr'vcness cc sucn saecies,
bait vi s i ts , cansumpti on and popu? ari on dens i cies . ,Yr. Loa ts
isstifiea thas the model co~il a be used to ~ 2 cbe s ~ actual use <strong>of</strong>
1080 over a cen-year period in Wyoming, ?rovided data on gait
consumption rslative to distributed si;?s, population densizy, ztc
were available. He acknowi2dged that the output <strong>of</strong> the rncael
depended on the validity <strong>of</strong> inputs and that inputs such as efisct
<strong>of</strong> 1080 on population dynamics <strong>of</strong> tar~et and non-target species,
animal specific data inputs, trapper ff eid sxperienc~, locations
and densities <strong>of</strong> target and non-target species, attractiveness <strong>of</strong>
bait sites and their probable effects on species, animal presence
and abundance, were supplied by animal managenent experts., i.s.,
jr. Lyle :r-~s~y and ioiiii fl~ua <strong>of</strong> ,;;niS. nt also
acknowledged that dispersal or mi gration <strong>of</strong> coyotes was not considered.