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appear during the rainy season from
January to March, where vernal pools become filled with water and egg hatching begins. The cycle of hatching occurs across 7 to 14 days, where fairy shrimp hatch and mature to become full grown adults.
297:, a critical component of the vernal pool system. Vernal pool complexes vary in size, from larger interspersed pools to smaller groups of pools, each pool spaced out from another by several meter lengths.
590:
293:. Others, however, have been restored and preserved, and the shrimp has been reintroduced into appropriate pool habitat. Each pool "complex" consists of several vernal pools supported by a collective
662:"A clash of characters: The effect of variation on a morphological hybrid index for an endangered California fairy shrimp Branchinecta sandiegonensis (Fugate, 1993) (Crustacea: Anostraca)"
346:
in an effort to better understand the fairy shrimp itself and the effects of habitat loss. A study on 50 vernal pools from 23 vernal pool complexes found that genetic differentation among
1081:
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914:
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In the late 1900s, soil landscapes that supported vernal pools were significantly reduced due to human causes, resulting in fewer vernal pool habitats.
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varies significantly, concluding that each complex needs to be viewed as a distinct management unit in order to strengthen conservation efforts.
327:
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273:
572:
979:
737:
Gold, Zachary; Wall, Adam R.; Curd, Emily E.; Kelly, Ryan P.; Pentcheff, N. Dean; Ripma, Lee; Barber, Paul H.; Wetzer, Regina (2020-12-01).
685:"Genetic and phenotypic diversity of Branchinecta sandiegonensis (Crustacea: Anostraca) in the vernal pools of Baja California, México"
369:
from water samples without needing to directly sample individual fairy shrimp. The method was shown to be effective in distinguishing
500:
Branchinecta sandiegonensis: Inland Water
Crustacean Specialist Group: The IUCN Red List of Threatened Species 1996: e.T3048A9545435
1018:
64:
1086:
380:, however more studies are needed to confirm whether it is effective for distinguishing hybrids. Improving identification of
932:
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591:"Current Distribution and Historical Extent of Vernal Pools in Southern California and Northern Baja California, Mexico"
262:
224:
84:
839:
831:
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was officially listed by the U.S. Fish and
Wildlife Service as an endangered species in 1997. Cited reasons include
971:
683:
Arteaga, Maria Clara; Escudero, Nayeli; Gasca-Pineda, Jaime; Bello-Bedoy, Rafael; Guilliams, C. Matt (2019-07-23).
605:"Endangered and Threatened Wildlife and Plants; Determination of Endangered Status for the San Diego Fairy Shrimp"
261:
occurs along the coast of
Southern California and northwestern Baja California, with its distribution centered in
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623:"Population genetic structure of a California endemic branchiopod, Branchinecta sandiegonensis"
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724:"Conservation Genetics of the Endangered San Diego Fairy Shrimp (Branchinecta sandiegonensis)"
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habitat. It has been identified at 137 vernal pool complexes, many of which have since been
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Patel, Ketan V.; Simovich, Marie A.; Graige, Nicholas S.; Bohonak, Andrew J. (2018-05-08).
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243:
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527:"San Diego Fairy Shrimp (Branchinecta sandiegonensis) | U.S. Fish & Wildlife Service"
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411:
69:
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156:
126:
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483:, a new species of fairy shrimp (Crustacea: Anostroca) from Western North America.
739:"eDNA metabarcoding bioassessment of endangered fairy shrimp (Branchinecta spp.)"
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227:, where this species was originally discovered. It is also a federally listed
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96:
621:
Davies, Cathleen P.; Simovich, Marie A.; Hathaway, Stacie A. (1997-12-01).
573:"San Diego Fairy Shrimp (Branchinecta sandiegonensis) 5-Year Review (2021)"
552:"San Diego Fairy Shrimp (Branchinecta sandiegonensis) 5-Year Review (2008)"
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ranges 8–16 millimeters in length. It is often mistaken for other
984:
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Recent advances in research have also improved identification of
880:
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testing, UCLA researchers have established a method to identify
246:. For males it can be distinguished by the length of the second
792:
502:(Report). International Union for Conservation of Nature.
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will help tracking efforts across vernal pool complexes.
250:
and for females by the appearance of the brood pouch.
320:
due to urban development and changes to vernal pool
801:
486:
Proceedings of the
Biological Society of Washington
401:Inland Water Crustacean Specialist Group (1996).
342:has also been the subject of several studies on
1082:Natural history of San Diego County, California
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361:or species whose range overlap with it. Using
223:, it is named after the vernal pools found in
8:
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789:
589:Bauder, Ellen T.; McMillan, Scott (1998).
509:10.2305/iucn.uk.1996.rlts.t3048a9545435.en
426:10.2305/IUCN.UK.1996.RLTS.T3048A9545435.en
219:, the fairy shrimp. Commonly known as the
58:
31:
20:
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610:. Fish and Wildlife Service. 1997-02-03.
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1057:Freshwater crustaceans of North America
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1067:Fauna of the Baja California Peninsula
7:
780:IUCN Red List of Threatened Species
412:IUCN Red List of Threatened Species
1077:Natural history of Baja California
14:
1062:Crustaceans of the United States
1047:IUCN Red List endangered species
335:taken for research (2010-02-01).
83:
743:Conservation Genetics Resources
722:Joelle, Andrews (2013-08-31).
277:A vernal pool complex between
1:
1092:Crustaceans described in 1993
666:Journal of Crustacean Biology
263:San Diego County, California
225:San Diego County, California
832:branchinecta-sandiegonensis
803:Branchinecta sandiegonensis
481:Branchinecta sandiegonensis
405:Branchinecta sandiegonensis
204:Branchinecta sandiegonensis
189:Branchinecta sandiegonensis
25:Branchinecta sandiegonensis
1108:
755:10.1007/s12686-020-01161-9
285:It exclusively lives in a
40:Tentatively identified as
701:10.11646/zootaxa.4646.1.8
185:
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80:Scientific classification
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39:
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23:
639:10.1023/A:1003150517472
451:"ECOS: Species Profile"
1087:ESA endangered species
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231:of the United States.
221:San Diego fairy shrimp
171:B. sandiegonensis
378:Branchinecta lindahli
330:
276:
269:Ecology and behaviour
207:is a rare species of
16:Species of crustacean
571:USFWS (2021-08-31).
550:USFWS (2008-09-30).
281:in San Diego County.
1072:Fauna of California
498:IUCN (1996-08-01).
478:Fugate, M. (1993).
419:: e.T3048A9545435.
344:population genetics
318:habitat destruction
50:Conservation status
375:generalist species
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229:endangered species
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993:Open Tree of Life
795:Taxon identifiers
382:B. sandiegonensis
371:B. sandiegonensis
367:B. sandiegonensis
355:B. sandiegonensis
348:B. sandiegonensis
340:B. sandiegonensis
333:B. sandiegonensis
314:B. sandiegonensis
301:B. sandiegonensis
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774:External links
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1052:Branchiopoda
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534:. Retrieved
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455:ecos.fws.gov
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430:. Retrieved
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331:A sample of
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308:Conservation
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254:Distribution
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195:Fugate, 1993
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158:Branchinecta
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127:Branchiopoda
41:
24:
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1006:SeaLifeBase
954:NatureServe
902:iNaturalist
784:all species
432:17 November
357:from other
287:vernal pool
279:mima mounds
235:Description
1041:Categories
536:2023-10-22
460:2023-10-16
388:References
291:extirpated
209:crustacean
117:Arthropoda
65:Endangered
763:1877-7260
709:1175-5334
647:1573-5117
322:hydrology
295:watershed
217:Anostraca
165:Species:
137:Anostraca
103:Kingdom:
97:Eukaryota
959:2.113643
920:10228957
818:Q4020306
812:Wikidata
248:antennae
143:Family:
113:Phylum:
107:Animalia
93:Domain:
70:IUCN 2.3
1024:1214326
985:1214326
894:2235356
881:1010853
689:Zootaxa
531:FWS.gov
359:hybrids
153:Genus:
133:Order:
123:Class:
68: (
998:265336
972:577406
933:624043
865:ECOS:
845:200050
827:ARKive
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1019:WoRMS
915:IRMNG
907:96018
608:(PDF)
576:(PDF)
555:(PDF)
1011:8673
980:OBIS
967:NCBI
946:3048
941:IUCN
928:ITIS
889:GBIF
868:6945
858:N6HJ
840:BOLD
759:ISSN
705:ISSN
693:4646
643:ISSN
434:2021
417:1996
363:eDNA
876:EoL
853:CoL
751:doi
697:doi
635:doi
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421:doi
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
