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

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,q:pine, ie;(as, ipj,entor <strong>of</strong> :he taxi: coi lar aod 2 ?wirness for Tb?
Taxi -Ccli.r Comeany, emphasized ihe sel2c;lvi ty 5f the ~ 3i 1 3r and i;j
ability ro remove depredating coyoces wnich could not be taken by
conventional techniques . H2 testi fi ed that the on1 y experi enc2
required for successful use <strong>of</strong> the collar was recognition <strong>of</strong> the
circumstances where i t bwou1,d work. :+e had conducted t2s ts <strong>of</strong> the
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col lar under the FWS experiment21 Qse peni t sn 13 ji tes in i exas
in 1978, nine <strong>of</strong> wnich were i~c~~ssful. Ye acknowledged tbt hh eiid
bjased the results in favor <strong>of</strong> success by rejecting aro~os~d sits,
e. g . , sporadic ki 11 iigl over a wid? area, ,were rhe coll ar ;vas nor
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1 ikely to 1,vork. He s;ated that li I coyote was kil ling consistently
in a 1 ocal i zed area, use <strong>of</strong> the call ar Idas more I i :el y -2 be
successf31.
85. Mr. McSri de testifi~d rhai to his knowledge, the collar nad COL
beea tested under open range conditions and thai because <strong>of</strong> ;he
difficulty <strong>of</strong> targeting attacks to coi l ~red 1 ivestock, the co1 1 ar
was unlikely io be effective in such situations. He rejecred
s~ggestions that coyotes seemed to sense something d:ffer?nr ahout
collared animals and thus declined to attack them, or moved elsewhere,
asserting that coyotes had killed lambs wearing bells and thai if it
was that easy to discourage coyote attacks, coyote predation would
not be a problem. He also rejected criticism that targeting coyote
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