Ecology and Management of Avian Botulism on the Canadian Prairies

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13081) 1980 (Calverley 1980)Appendix 1: detailed information from unpublished reports.( Additional information is available in the identified reports)LakeDetectionDate# observed/collectedassessmentmethodsprimary species (%)Beaverhill Aug. 28 3003 cleanup widgeon, gadwall,mallard, shovelerBuffalo Aug 5 1990 cleanup widgeon, mallard,shoveler, bl-wing tealPakowki Aug18 8300 cleanup gr-wing teal, shoveler,pintail, malardRush Aug 5 26 aerialWhitford Aug 5 129 aerial1980 TOTAL 13,293 86.5202244.52) 1981 (Calverley 1981)LakeDetectionDate# observed/collectedassessmentmethodsBeaverhill Aug 18 610 aerial &cleanupprimary species (%)gr-win teal (48) pintail(15) shoveler (11)Buffalo Aug 19 821 cleanup 18Hay Lks Sept 2 1430 cleanup 8King's Sept 2 1550 cleanup pintail (40) gr-wingteal (30) mallard (20)Smoky Lk Sept 2 1010 aerial &cleanupWhitford Aug 27 1550 aerial &cleanupgadwall(23) bl-wingteal (20) shoveler(19)pintail(27) mallard(19)gr-wing teal(17)#m<strong>and</strong>ays#m<strong>and</strong>ays1981TOTAL 6971 69.551093) 1982, 1983 DUC systematic monitoring not implemented due to low potential for botulism(high water levels). No problems were identified through other channels. However, there isa report <strong>of</strong> possible botulism on Lost Lake (H<strong>of</strong>fman memo, F&W: 300+ dead birds inAugust).
13194) 1984 (Calverley 1985)LakeDetectionDate# observed/collectedassessmentmethodsprimary species (%)Beaverhill Aug 29 11 aerial
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Ecology an
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iiThe model of bot
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ivTABLE OF CONTENTSEXECUTIVE SUMMAR
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2Research from the 1970s supported
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4(Coburn and Quort
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6could potentially serve as substra
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8additional lakes and</stro
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10challenge because management assu
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12Rocke TE, Bollinger TK. 2007. <st
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14Table 1. Names and</stron
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16PART IEFFICACY OF CARCASS CLEAN-U
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18Our objectives were to determine:
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20marked carcasses potentially avai
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22Intensive search studyOn 18 Augus
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24if extrapolated to Whitewater Lak
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26Table 1. Characteristics
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28Table 3. Number of</stron
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30Table 5. Estimates of</st
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Figure 2. Map of W
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Figure 4. Variation of</str
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36PART IISURVIVAL OF RADIO-MARKED M
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38two lakes were subjected to carca
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40NecropsiesDead birds were include
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42were right censored. One hundred
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44design, possibly with a treatment
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46Rocke TE, Bollinger TK. 2007. <st
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48Table 2. Models used to assess ef
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50Table 4. Models used to evaluate
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52INTRODUCTIONMaggot-laden carcasse
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54among categories after creating a
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56LITERATURE CITEDBurnham KP, Ander
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58Table 2. Candida
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60PART IVLATE-SUMMER SURVIVAL OF MA
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62In each year of
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64Recovery rate comparisons - 1999D
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66between the present study <strong
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68Table 1. Number of</stron
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70Table 3. Logistic analyses evalua
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72Table 5. Direct recovery rates <s
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741210ControlBotulism</stro
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761614ControlBotulism</stro
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78INTRODUCTIONAvian</strong
Page 86 and 87: 80(GPS) receivers (eTrex Venture, e
Page 88 and 89: 82mortality rate was calculated by
Page 90 and 91: 84samples from FG carcasses collect
Page 92 and 93: 86outbreaks in waterfowl (Table 4;
Page 94 and 95: 88birds and toxic
Page 96 and 97: 90LITERATURE CITEDBall G, Bollinger
Page 98 and 99: 92Williamson JL, Rocke TE, Aiken JM
Page 100 and 101: 94Table 2. Species composition <str
Page 102 and 103: 96Table 4. Estimates of</st
Page 104 and 105: 98iiviiiii1 0 1 2 km1 0 1 21 0 1 21
Page 106 and 107: 100PART VIVARIABILITY OF TYPE C CLO
Page 108 and 109: 102seasonal wetland</strong
Page 110 and 111: 104clinical signs of</stron
Page 112 and 113: 106RESULTSThe proportion of
Page 114 and 115: 108sediments in basins of</
Page 116 and 117: 110Williamson JL, Rocke TE, Aiken J
Page 118 and 119: 112Chaplin, SK botulism 3/5 (60) 1/
Page 120 and 121: 114Table 3. Annual and</str
Page 122 and 123: 116MAIN CONCLUSIONS AND RECOMMENDAT
Page 124 and 125: Recommendation 8:The model
Page 126 and 127: 120APPENDIX 1AVIAN BOTULISM IN ALBE
Page 128 and 129: 122July 15, 2002ISBN: 0-7785-0962-1
Page 130 and 131: 1242BackgroundMunro (1927) provides
Page 132 and 133: 1264SUMMARY OF ALBERTA BOTULISM OUT
Page 134 and 135: 128Moyles, D. 1989. Avian</
Page 138 and 139: 1321010) 1990 (F&W files)LakeDetect
Page 140 and 141: 134123 probable blue-green algal po
Page 142 and 143: 136APPENDIX 2EXPOSURE OF MALLARD DU
Page 144 and 145: 138Toxin was administered orally us
Page 146: 140LITERATURE CITEDCarmichael WW, B
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Ecology and Management of Avian Botulism on the Canadian Prairies

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