A. Status of the Spectacled Eider - U.S. Fish and Wildlife Service

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TASK PRIOR- Dj ITYU — — A12.3 2 TASK DESCRIPTION TASK bwsstigate,sadhlfeseible, laqalenust ornulanisorn to reduce saillirial food srsnces to reduce predator ~rs on Spectacled Elder sting A14 2 Mabtainacaptiveflecka prograna to saqapost Urn recovery afloat forSpsctaclsd Elders. 32.2.2 2 Conaplese geogasphicelly exteasive asaveys accost AR. 3222 2 Qaattifybseedingpopulation size on Urnbaligirka River Delta, AR. 32.4.2 .5 2 DasigosadluaspleanratanAR survey. 32.2.3 2 inylenrnotARsaaellite tracasniner project. C2.l.2 2 bsylessrnstadulafenrnleszd brood siacivorship staaly on tbe NS. C2.2.2 2 Inylesecaasjaroenile asavivorship otady on Urn NS. C2 32 2 haykairnat juvenila post. fledging modality study on abe NS. C2.4.l 2 Aasesasadmodifynaelhodsfor sadio-trsckingbeat on Urn YKD toanonitorbrood modality. C2.4.2 2 Inapleareot radio-trackingof hat on ibe NStoscooltor brood aneetality. C2.S.l 2 Monitorhroeslproductionon Urn YKD. DIJRA. TION 5+ RESPONS- PARTY IDLE — FW5 NAO ongoing PA’S AAZP TOTAL COST — 50.00 2 YEAR I YEAR 2 YEAR 3 20 20 20 COST ESTIMATES ($2,000) 250.00 50 50 50 50 50 2 20 YEARSJ COMMENTS — ounyinted FWS 0.00 0 0 0 0 0 MonItoring Is taader 5.2.4.2.5 conapleted FWS NM 0.00 0 0 0 0 0 3 FWS 280.00 60 60 60 0 0 2 PA’S NM 3 FWS NM 3 FWS NM I PA’S NM 3 FWS NM 3 FWS NM 255.00 230 25 0 0 0 480.00 260 260 260 0 0 60.00 20 20 20 0 0 20.00 20 0 0 0 0 Prelinslarnay study only. 60.00 20 20 20 0 0 60.00 20 20 20 0 0 5+ PA’S 200.00 40 40 40 40 40 20
TASK • — C2.S.2 PRIORfTY U — 2 TASK DESCRIPTION TASK D11R~ TION Mosltorbcoedpreductlonon Urn NS. C2.6.I 2 Monatorsrnstiegsucoasaontbe YKD. C262 2 Monltormtingsuceeseontbe NS. C3.l 2 Evah~tetbeelTectsofe.saI otakars. C32 2 Evahttesbelsopaeasofsrnsting stadmas. C3.3 2 Conveawaworkahopto develop niealaods for evahtting otber research-related effects. CS.S 2 Prrpsaessarestsyrepoatahasa Bering Sea Fiaberles. CS.7 2 Prepsreaaaaunszyrepoatsbosz hasasasdiattatbaurne. CS.S 2 Prejsareaaarsnasyrepaoutabcet cirnngea in long-term e.eaUrnr pettent sad curreat weatirnr pottetit. [32 2 Initiate oretaa.dasaat exposure stadass ha captive birds. D3.l 2 Detesoaorncostaniisustlevela nuprasatayotoasrnpseyspecias sad sadutuates. 03.2 2 Detennaarnowtamiauatlevele in puisitay terrestrial prey specie. sadsahatostes. D4.2 2 Screenforexposaaetole.d wisbkaNSbreedbsgpopulatbon. RESPONS- IDLE PARTY ~ — — TOTAL COST YEAR I YEAR 2 YEARS —— COST ESTIMATES ($2,000) YEAR 4 5+ EWS 300.00 60 60 60 60 60 5+ FWS NM 5+ fiLM .pWS NAO NM P0 4 PA’S NM ongoing FWS NM 200.00 20 20 20 20 20 250.00 50 50 50 50 50 TDD . . - 8.00 8 0 0 0 0 I FWS 20.00 20 0 0 0 0 2 PA’S NM RT I FWS NM RT I FWS NM RT 20.00 10 0 0 0 0 20.00 20 0 0 0 0 20.00 20 0 0 C 3 PA’S 60.00 20 20 20 0 0 I PA’S NM 250.00 250 0 0 0 0 I FWS 200.00 200 0 0 0 0 PA’S NM 50.00 50 0 0 0 0 95 C YEAR S COMMENTSI 0
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SPECTACLED EIDER RECOVERY PLAN Team
Page 4 and 5:
LITERATURE CITATION U.S. Fish and W
Page 6 and 7:
EXECUTIVE SUMMARY OF THE RECOVERY P
Page 8 and 9:
TABLE OF CONTENTS DISCLAIMER PAGE 1
Page 10 and 11:
LIST OF FIGURES Figure 1. Breeding
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A. Status of the Spectacled Eider R
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) a) j~ 25000 0 2 220000 C ~15000 ~
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B. Causes for Decline and Obstacles
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Increasing interest in avicultural
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Other conservation measures include
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D. Natural History of the Spectacle
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Figure 4. Yukon-Kuskokwim Delta loc
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DEL?A RUSSIA SPECTACLED EIDER RANGE
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helicopter surveys in the Prudhoe B
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geographic populations, because imm
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Figure 8. Study sites and land stat
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their diseases (e.g., Schiller 1954
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E. Distinct Population Segments The
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A final consideration involves info
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Trend data are analyzed to inform w
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Figure 10. A hypothetical posterior
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thresholds are not “magic numbers
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Criteria for Reclassifying from Thr
Page 48 and 49:
Criteria for Delisting from Threate
Page 50 and 51:
The final aspect ofSpectacled Eider
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concordance in their descriptions o
Page 54 and 55: data on both levels and effects oft
Page 56 and 57: implicated. In the absence of histo
Page 58 and 59: . - currently small size of the YKD
Page 60 and 61: implementation of the Memoranda ofA
Page 62 and 63: . take of Spectacled Eiders. In add
Page 64 and 65: . AlS. Produce a handbook summarizi
Page 66 and 67: . Bl.4. 1.3. Develop visibility cor
Page 68 and 69: B2. 1.1. Implement YKD satellite tr
Page 70 and 71: . Appendix Ill). Since epidermal ag
Page 72 and 73: . feasible if post-fledging staging
Page 74 and 75: presumed that their activities have
Page 76 and 77: contaminants within Spectacled Eide
Page 78 and 79: limited ability to withstand additi
Page 80 and 81: surface after a year and is no long
Page 82 and 83: . The reproductive stages (eggs, yo
Page 84 and 85: is inadequate to sustain “normal
Page 86 and 87: ___________ 1967. The geese of the
Page 88 and 89: Dementev, G.P., and N.A. Gladkov (e
Page 90 and 91: ___________ 1 964a. Observations on
Page 92 and 93: Nelson, E.W: 1887. Report upon natu
Page 94 and 95: ________ P.R. Wade, R.A. Stehn, and
Page 96 and 97: Robert M. Platte, Migratory Bird Ma
Page 98 and 99: KEY Task Duration and Costs TBD - T
Page 100 and 101: TASK 324.2 I 12.4.1 .2 PRIOR- — 2
Page 102 and 103: TASK I — [37 E12 EI.3 fTYU —PRI
Page 106 and 107: — TASK U — 135.2 PRIOR- TASK DE
Page 108 and 109: TASK U PRIOR- ITY U TASK DESCRIPTIO
Page 110 and 111: TASK PRIOR. U — DS.3 3 TASK DESCR
Page 112 and 113: The final risk factor is the effect
Page 114 and 115: This PVA will treat two population
Page 116 and 117: Both aerial surveys are conducted a
Page 118 and 119: 0.2 0.15 -j i 4 0.1 0 -I 0.05 0.08
Page 120 and 121: emaining before the population reac
Page 122 and 123: ) critical population size; and (2)
Page 124 and 125: 40%. The population growth rate cri
Page 126 and 127: Table 1-2. Results of simulation wh
Page 128 and 129: Hilborn, R. and C.J. Walters. 1992.
Page 130 and 131: APPENDIX II TECHNICAL DETAILS OF TH
Page 132 and 133: The likelihood function for the par
Page 134 and 135: initial sample. Then the O~ were re
Page 136 and 137: LU ~0.8 z -J ~0.6 I-ET1 w107 480 m1
Page 138 and 139: LITERATURE CITED APPENDIX LI De la
Page 140 and 141: where x = age. The fertility rate i
Page 142 and 143: of older females: (1) older females
Page 144 and 145: RESULTS Solutions for single cause
Page 146 and 147: 0.1 0.08 ~0.06 4 0 0.04 0. 0.02 0 0
Page 148 and 149: growth rate. Perhaps this can be mo
Page 150 and 151: decline, by far the fastest way to
Page 152 and 153: LITERATURE CITED APPENDIX In Bailli
Page 154 and 155:
APPENDIX IV SPECTACLED EIDER RECOVE
Page 156 and 157:
APPENDIX V COMMENTS RECEIVED ON DRA
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A. Status of the Spectacled Eider - U.S. Fish and Wildlife Service

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