31:
379:(NEPA), an Aquatic Resources Monitoring and Mitigation Plan (ARMMP) was required to be developed before the project could begin construction. The purpose of the monitoring and mitigation plan is to ensure that significant adverse effects on aquatic resources (water resources, riparian and wetland vegetation, and aquatic special status species) do not occur. The ARMMP was developed in close coordination between the developer and the BLM prior to the BLM's finding of no significant impact in 2021.
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394:, agreed in August to temporarily cease construction and later asked that the judge allow it to scale back its plans by 80%. A permanent decision to list the species as endangered was published and took effect on December 2, 2022.
314:) until physical and genetic analyses found it to be a separate species, and described it as such in 2017. It is descended from an ancestor that inhabited the large lakes and wetlands that covered the
563:"A diamond in the rough desert shrublands of the Great Basin in the Western United States: A new cryptic toad species (Amphibia: Bufonidae: Bufo ( Anaxyrus )) discovered in Northern Nevada"
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It can be physically distinguished from the western toad by the scattered gold-colored flecks that cover its olive body, and is also the smallest member of the
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334:, one of the hottest and most geothermally active systems in the region. The surrounding areas are largely arid land with few aquatic resources, isolating
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While it is considered locally abundant within its extremely small range, environmentalist groups believe that it may be threatened by plans to build a
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287:. It was the first new toad species to be described from the United States since the description of the now-
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705:"Dixie Meadows Geothermal Project, Aquatic Resources Monitoring and Mitigation Plan, Dixie Valley, Nevada"
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plant, alleging that operations may degrade the marshland that it lives in by drying up the springs.
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659:"Imperiled Nevada toad's habitat threatened, environmentalists say - Las Vegas Sun Newspaper"
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The Dixie Valley toad is found only in a small complex of vegetated spring-fed marshlands in
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631:"Environmental Assessment, ORNI 32 LLC, Dixie Meadows Geothermal Utilization Project"
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until the receding water isolated the different populations, leading to speciation.
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733:"Finding of No Significant Impact, Dixie Meadows Geothermal Utilization Project"
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Tracy, C. Richard; Simandle, Eric T.; Gordon, Michelle R. (2017-07-06).
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603:"Rare discovery of three new toad species in Nevada's Great Basin"
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It was formerly considered an isolated population of the common
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795:"New, unusual court bid in fight over endangered Nevada toad"
761:"Rare toad fight similar to landmark endangered species case"
684:"BLM Nevada approves geothermal power plant in Dixie Meadows"
375:(BLM) prior to permitting approval, required by the
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As part of an environmental review performed by the
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390:on a temporary, emergency basis. The developer,
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411:IUCN SSC Amphibian Specialist Group (2022).
1034:IUCN Red List critically endangered species
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457:Environmental Conservation Online System
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386:designated the Dixie Valley toad an
501:(Gordon, Simandle and Tracy, 2017)"
422:IUCN Red List of Threatened Species
793:Sonner, Scott (November 3, 2022).
529:"AmphibiaWeb - Anaxyrus williamsi"
459:. U.S. Fish & Wildlife Service
237:Gordon, Simandle & Tracy, 2017
14:
759:Sonner, Scott (19 October 2022).
377:National Environmental Policy Act
815:
95:
1054:Amphibians of the United States
682:GeoEnergy, Think (2021-11-24).
1:
731:EPlanning, BLM (2021-11-23).
703:EPlanning, BLM (2020-01-01).
629:EPlanning, BLM (2017-05-01).
1059:Amphibians described in 2017
657:Grega, Kelcie (2019-12-02).
338:from the rest of the world.
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580:10.11646/zootaxa.4290.1.7
384:Fish and Wildlife Service
373:Bureau of Land Management
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92:Scientific classification
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429:: e.T181492000A181937150
326:Distribution and habitat
298:) about 49 years prior.
1049:Endemic fauna of Nevada
1039:ESA endangered species
55:Critically Endangered
824:at Wikimedia Commons
449:"Dixie Valley Toad (
16:Species of amphibian
382:In April 2022, the
289:extinct in the wild
40:Conservation status
884:Anaxyrus-williamsi
842:Anaxyrus williamsi
822:Anaxyrus williamsi
499:Anaxyrus williamsi
451:Anaxyrus williamsi
415:Anaxyrus williamsi
392:Ormat Technologies
388:endangered species
252:Anaxyrus williamsi
201:Anaxyrus williamsi
24:Dixie Valley toad
1021:
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1006:Open Tree of Life
910:Dixie-Valley-toad
834:Taxon identifiers
820:Media related to
740:eplanning.blm.gov
712:eplanning.blm.gov
638:eplanning.blm.gov
247:Dixie Valley toad
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183:A. williamsi
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267:in the family
257:Bufo williamsi
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363:binary cycle
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336:A. williamsi
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332:Dixie Valley
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308:western toad
305:
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292:Wyoming toad
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182:
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169:
18:
980:NatureServe
941:iNaturalist
866:AmphibiaWeb
433:24 December
342:Description
320:Pleistocene
316:Great Basin
1028:Categories
745:2021-12-30
717:2021-12-30
689:2021-12-16
668:2021-12-16
643:2021-12-30
612:2019-03-17
538:2019-03-17
398:References
296:A. baxteri
77:Endangered
972:181492000
857:Q56346399
589:1175-5334
348:A. boreas
312:A. boreas
269:Bufonidae
177:Species:
159:Bufonidae
115:Kingdom:
109:Eukaryota
1044:Anaxyrus
985:2.106026
933:10897495
851:Wikidata
607:phys.org
302:Taxonomy
271:. It is
226:Synonyms
215:, &
213:Simandle
170:Anaxyrus
155:Family:
139:Amphibia
129:Chordata
125:Phylum:
119:Animalia
105:Domain:
60:IUCN 3.1
1011:7069923
998:2575947
959:1104083
799:AP News
765:AP News
567:Zootaxa
357:Threats
318:in the
283:in the
273:endemic
261:species
259:) is a
219:, 2017)
165:Genus:
145:Order:
135:Class:
80: (
58: (
946:552534
917:ECOS:
905:Center
587:
510:3 June
463:3 June
281:Nevada
209:Gordon
920:10635
897:66M6K
782:20336
736:(PDF)
708:(PDF)
634:(PDF)
485:73971
217:Tracy
149:Anura
993:NCBI
967:IUCN
954:ITIS
928:GBIF
871:8649
585:ISSN
571:4290
512:2023
465:2023
435:2022
427:2022
275:to
265:toad
245:The
892:CoL
879:ASW
777:87
575:doi
480:87
263:of
255:or
82:ESA
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1008::
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779:FR
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621:^
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482:FR
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.