Published June 24, 2025
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Ecology and distribution of the Arctic Tadpole Shrimp Lepidurus arcticus (Branchiopoda, Notostraca) in the Fennoscandian Mountain Range and on the Svalbard Archipelago
Authors/Creators
- 1. Solhellinga 29 J, NO-2315 Hamar, Norway
- 2. Sandalsbakken & NO-4022 Stavanger, Norway
- 3. Lundavegen 330, NO-2690 Skjåk, Norway
- 4. Department of Biological and Environmental Science, University of Jyväskylä, P.O. Box 35, FI-40014 Jyväskylä, & The University Centre in Svalbard, P.O. Box 156, NO-9171 Longyearbyen, Norway & Kilpisjärvi Biological Station, University of Helsinki, Käsivarrentie 14622, FI-99490 Kilpisjärvi, Finland
Description
Qvenild, Tore, Fjellheim, Arne, Hesthagen, Trygve, Lakka, Hanna-Kaisa (2025): Ecology and distribution of the Arctic Tadpole Shrimp Lepidurus arcticus (Branchiopoda, Notostraca) in the Fennoscandian Mountain Range and on the Svalbard Archipelago. Fauna norvegica 44: 9-27, DOI: 10.5324/fn.v44i0.5919, URL: https://doi.org/10.5324/fn.v44i0.5919
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References
- Aas M. 2007. Bestandsdynamikk og habitatbruk hos anadrom og stasjonaer roye (Salvelinus alpinus) i Straumsjoen; en grunn innsjo pa Svalbard. MSc thesis, University of Life Sciences, As. 80 pp. (In Norwegian).
- Aass P. 1969. Crustacea, especially Lepidurus arcticus Pallas, as brown trout food in Norwegian mountain reservoirs. Report, Inst. Freshw. Res., Drottningholm, 49: 183-201.
- Arnold GP. 1966. Observations on Lepidurus arcticus (Pallas) (Crustacea, Notostraca) in east Greenland. Annals and Magazine of Natural History 9: 599-617. https://doi.org/10.1080/00222936608651674
- Belzile C, Vincent WF, Gibson JA, Hove PV. 2001. Bio-optical characteristics of the snow, ice, and water column of a perennially ice-covered lake in the High Arctic. Canadian Journal of Fisheries and Aquatic Sciences, 58(12): 2405-2418. https://doi.org/10.1139/f01-187
- Bennike O, Hedenas L. 1995. Early Holocene land floras and faunas from Edgeoya, eastern Svalbard. Polar Research 14 (2): 205-214. https://doi.org/10.3402/polar.v14i2.6663
- Berg M. 1954. New localities of Lepidurus arcticus Pallas in North-Norway. Astarte. No 9: 1-3.
- Berg OK, Finstad AG, Olsen PH, Arnekleiv JV, Nilssen K. 2010. Dwarfs and cannibals in the Arctic: production of Arctic char (Salvelinus alpinus (L.)) at two trophic levels. Hydrobiologia 652: 337-347. https:// doi.org/10.1007/s10750-010-0366-9
- Blomkvist D. 1995. Bladfotingar som forsurningsindikatorer i fjallen. Lansstyrelsen i Norrbottens lan. Rapport nr. 3-1995. 30 pp. (In Swedish).
- Borgstrom R, Garnas E, Saltveit SJ. 1985. Interactions between brown trout, Salmo trutta L., and minnow, Phoxinus phoxinus (L.) for their common prey, Lepidurus arcticus (Pallas). Verhandlungen International Vereinigung fur Limnologie 22: 2548-2552. https://doi.org/10.1080/03680770.1983.11897721
- Borgstrom R, Hendrey GR. 1976. pH tolerance of the first larval stages of L. arcticus (Pallas) and adult Gammarus lacustris G.O.Sars. The SNSF-project, Oslo-As, Norway. IR 22/76. 37 pp. (In Norwegian with an English summary).
- Borgstrom R, Larsson P. 1974. The first three instars of Lepidurus arcticus (Pallas) (Crustacea: Notostraca). Norw. J. Zool. 22: 45-52.
- Borgstrom R, Museth J, Brittain JE. 2010. The brown trout (Salmo trutta) in the lake Ovre Heimdalsvatn: long-term changes in population dynamics due to exploitation and the invasive species, European minnow (Phoxinus phoxinus). Hydrobiologia 642: 81-91. https://doi.org/10.1007/s10750-010-0161-7
- Borgstrom R, Aas M, Hegseth H, Dempson JB, Svenning M-A. 2018. Lepidurus arcticus (Crustacea: Notostraca); an unexpected prey of Arctic char (Salvelinus alpinus) in a High Arctic river. Boreal Env. Res. 23: 149-157.
- BorgstromR.1970.Skjoldkreps,Lepidurus arcticus,iStolsvannsmagasinet i Hallingdal. Fauna 23: 12-20. (In Norwegian with an English summary).
- Borgstrom R. 1973. The effect of increased water level fluctuation upon the brown trout population of Marvann, a Norwegian reservoir. Norwegian Journal of Zoology 21: 101-112.
- Borgstrom R. 2009. Aurebestanden i Skaupsjoen. Department of Ecology and Natural Resource Management, Norwegian University of Life Sciences. Fagrapport fiskeforvaltning i hogfjellet 1 (1): 11 pp. (In Norwegian).
- Borgstrom R. 2016. Auren pa Hardangervidda er sterkt paverka av klimatilhove. Naturen nr. 4-2016: 147-155. (In Norwegian). https://doi.org/10.18261/issn.1504-3118-2016-04-02
- Borgstrom R. 2019. Skjoldkreps - eit viktig naeringsdyr i hogfjellsvatn som er sterkt paverka av miljofaktorar. VANN 01-2019: 33-42. (In Norwegian with an English summary).
- Brabrand A, Bremnes T, Brittain JE, Saltveit SJ, Gjemlestad L, Haaland S. 2015. En vurdering av virkning pa bunndyr og fisk ved okt senkning av Vinstern i Oppland. Naturhistorisk museum, Universitetet i Oslo, Rapport nr. 42, 31 pp. (In Norwegian).
- Brabrand A, Saltveit SJ. 1980. Skjoldkreps, Lepidurus arcticus, i Volbufjorden 434 m o.h. i Oystre Slidre, Oppland. Fauna 33: 105-108. (In Norwegian).
- Brendonck L, Rogers DC, Olesen J, Weeks S, Hoeh WR. 2008. Global diversity of large branchiopods (Crustacea: Branchiopoda) in freshwater. Hydrobiologia 595: 167-176. https://doi.org/10.1007/s10750- 007-9119-9
- Brendonck L. 1996. Diapause, quiescence, hatching requirements: What we can learn from large freshwater branchiopods (Crustacea: Branchiopoda: Anostraca, Notostraca, Conchostraca). Hydrobiologia 320: 85-97. https://doi.org/10.1007/BF00016809
- Brittain JE, Borgstrom R, Bremnes T, Haaland S, Mjelde M, Nilssen JP, Skjelbred B. 2019. Ovre Heimdalsvatn - okologisk langtidsovervaking. Naturhistorisk museum, Universitetet i Oslo, Rapport nr. 84. 64 pp. (In Norwegian with an English summary).
- Brittain JA, Schartau AK, Svenning M-A. 2020. Biologisk mangfold i ferskvann pa Svalbard: kunnskapsgrunnlag, pavirkninger og forslag til framtidig overvaking. Norges vassdrags- og energidirektorat. NVE Rapport nr. 13/2020. 97 pp. (In Norwegian).
- Brtek J, Thiery A. 1995. The geographic distribution of the European Branchiopods (Anostraca, Notostraca, Spinicaudata, Laevicaudata). Hydrobiologia 298: 263-280. https://doi.org/10.1007/978-94-011-0291- 9_25
- Calizza E, Salvatori R, Rossi D, Pasquali V, Careddu G, Sporta Caputi S, Maccapan D, Santarelli L, Montemurro P, Rossi L, Costantini ML. 2022. Climate-related drivers of nutrient inputs and food web structure in shallow Arctic lake ecosystems. Scientific Reports, 12(1), 2125. https://doi.org/10.1038/s41598-022-06136-4
- Christoffersen K.2001.Predation on Daphnia pulex by Lepidurus arcticus. Hydrobiologia 442: 223-229. https://doi.org/10.1023/A:1017584928657
- Coulson SJ, Convey P, Aakra K, Aarvik LL, Avila-Jimenez ML, Babenko A, Biersma EM, Bostrom S, Brittain JE, Carlsson AM, Christoffersen KS, de Smet WH, Ekrem T, Fjellberg A, Fureder L, Gustafsson DR, Gwiazdowicz DJ, Hansen LO, Holmstrup M, Hulle M, Kaczmarek L, Kolicka M, Kuklin VV, Lakka H-K, Lebedeva N, Makarova OL, Maraldo K, Melekhina EN, Odegaard F, Pilskog HE, Simon JC, Sohlenius B, Solhoy T, Soli GEE, Stur E, Tanasevitch AV, Taskaeva AA, Velle G, Zawierucha K, Zmudczynska-Skarbek K. 2014. The terrestrial and freshwater invertebrate biodiversity of the archipelagoes of the Barents Sea; Svalbard, Franz Josef land and Novaya Zemlya. Soil Biology & Biochemistry 68, 440-470. https://doi.org/10.1016/j. soilbio.2013.10.006
- Dahl K. 1932. Influence of water storage of food conditions on trout in Lake Paalsbufjord. Skrifter utgitt av Det Norske Videnskaps-Akademi i Oslo. I. Mat.-Naturv. Klasse. 1931. No. 4. 53 pp.
- Dahl K. 1933. Vassdragsreguleringers virkninger pa fisket i innsjoer. J. W. Cappelens forlag, Oslo. (In Norwegian).
- Dahl SO, Nesje A. 1996. A new approach to calculating Holocene winter precipitation by combining glacier equilibrium-line altitudes and pine-tree limits: a case study from Hardangerjokulen, central southern Norway. The Holocene 6, 4: 381-398. https://doi. org/10.1177/095968369600600401
- Dimante-Deimantovica I, Chertoprud M, Chertoprud E, Christoffersen KS, Novichkova A, Walseng B. 2015. FREMONEC: Effect of climate change and related stressors on fresh and brackish water ecosystems in Svalbard. A Norwegian and Russian joint scientific project. Norwegian Institute for Nature Research (NINA). Report 1218. 40 pp. http://hdl. handle.net/11250/2380592
- Dimante-Deimantovica I, Walseng B, Chertoprud ES, Novichkova A. 2018. New and previously known species of Copepoda and Cladocera (Crustacea) from Svalbard, Norway - who are they and where do they come from? Fauna norvegica 38: 18-29. https://doi/10.5324/ fn.v38i0.2502
- Dolmans V, Partoens L, Deboelpaep E, Horvath Z, Vanschoenwinkel B. 2025. Dietary data suggest large branchiopods may be an underrecognised food resource for a wide range of waterbirds. Hydrobiologia: 1-17. https://doi.org/10.1007/s10750-025-05810-8
- Ebne I. 2009. Anadrom roye (Salvelinus alpinus) i Linnevassdraget, Svalbard; Diett, oppvandring, bestandssammensetning og fangbarhet. MSc thesis, University of Life Sciences, As. 64 pp. (In Norwegian).
- Eiriksson T, Torleifsdottir T, Sigurjonsdottir H, Malmquist HJ. 2021. Huldudyr a heidum uppi - utbreidsla skotuorms a Islandi. Natturufraedingurinn 91 (3-4): 146-165. (A rare animal in the Iceland Highland - the Arctic tadpole shrimp). (In Icelandic). https://rorum.is/files/skra/63/
- Enge E, Qvenild T, Hesthagen T. 2017. Fish death in mountain lakes in southwestern Norway during 1800s and early 1900s - a review of historical data. Vann nr. 1-2017: 66-80.
- Evenseth A, Christensen G, Kallenborn R. 2005. Selected chlorobornanes, polychlorinated naphthalenes and brominated flame retardants in Bjornoya (Bear Island) freshwater. Environmental Pollution 136: 419-430. https://doi.org/10.1016/j.envpol.2005.01.018
- Fjellheim A.2004.Virkning av rotenonbehandling pa bunndyrsamfunnene i et omrade ved Stigstu, Hardangervidda. Lab. Ferskv. Okol. Innlandsfiske. LFI-UNIFOB. Universitet i Bergen. Rapport nr. 122. 60 pp. (In Norwegian).
- Fjellheim A, Tysse A, Bjerknes V, Wright RF. 2002. Finprikkauren pa Hardangervidda. DN-utredning 2002-1. 58 pp. (In Norwegian).
- Fjellheim A, Tysse A, Bjerknes W.2007.Fish Stomachs as a Biomonitoring Tool in Studies of Invertebrate Recovery. Water, Air and Soil Pollution 7: 293-300. https://doi.org/10.1007/s11267-006-9074-x
- Fryer G. 1988. Studies on the functional morphology and biology of the Notostraca (Crustacea: Branchiopoda). Philosophical Transactions of the Royal Society B. Vol. 321: 27-124. https://doi.org/10.1098/ rstb.1988.0091
- Fryer G. 1996. Diapause, a potent force in the evolution of freshwater crustaceans. Hydrobologia 320: 1-14. https://doi.org/10.1007/ BF00016800
- Geyer G, Hegna TA, Kelber KP. 2024. The end of the 'living fossil' tale? A new look at Triassic specimens assigned to the tadpole shrimp Triops cancriformis (Notostraca) and associated phyllopods from the Vosges region (eastern France). Papers in Palaeontology, Vol. 10, Part 5, e1589. https://doi.org/10.1002/spp2.1589
- Gillooly JF, Dodson SI. 2000. The relationship of neonate mass and incubation temperature to embryonic development in a range of animal taxa. Journal of Zoology 251: 369-375. https://doi. org/10.1111/j.1469-7998.2000.tb01087.x
- Halvorsen G. 1973. Crustacea from the High Mountain Area Hardangervidda, South Norway. Rapport fra Hoyfjellsokologisk Forskningssenter, Finse, Norge. 1973 (3). 17 pp.
- Hann BJ, Lonsberry B. 1991. Influence of temperature on hatching of eggs of Lepidurus couesii (Crustacea, Notostraca). Hydrobiologia, 212: 61-66. https://doi.org/10.1007/BF00025987
- Hanssen-Bauer I, Forland EJ, Hisdal H, Mayer S, Sando AB, Sorteberg A. (Editors). 2019.Climate in Svalbard 2100 - a knowledge base for climate adaptation. Norwegian Environment Agency (Miljodirektoratet), Report 1/2019. 207 pp.
- Hessen D, Rueness EK, Stabell M. 2004. Circumpolar analysis of morphological and genetic diversity in the Notostracan Lepidurus arcticus. Hydrobiologia 519: 73-84. https://doi.org/10.1023/ B:HYDR.0000026486.16615.06
- Hesthagen T, Gran R. 2019. Auren i Vinstre-magasinet: bestandstilhove, fangst og utsettingar gjennom 40 ar. Norwegian Institute for Nature Research (NINA). Report 1637. 53 pp. (In Norwegian).
- Hesthagen T. 1979. Utbredelse av skjoldkreps Lepidurus arcticus i Lom kommune, Oppland. Fauna 33: 30-33. (In Norwegian).
- Hesthagen T. 2018. Fangstutbyte og bestandstilhova hja auren i Aursjoenmagasinet i Skjak kommune i soraustlege delen av Reinheimen i ara 1980-2017. Norwegian Institute for Nature Research (NINA). Report 1446. 35 pp. (In Norwegian).
- Hesthagen T. 2022. Draggarnfisking i Gudbrandsdalen. Arbok for Gudbrandsdalen 90: 157-176. (In Norwegian).
- Hesthagen T. 2005. Sylvetjonne - eit fiskevatn utanom det vanlege. Heim og bygd 13: 68-81. (In Norwegian).
- Huitfeldt-Kaas H. 1911. Indberetning om Fiskeriforholdene paa Hardangervidden. I: Indstilling fra Fjeldbeitekomiteen om Harangviddens Utnyttelse. Landbruksdepartementet. (Centraltrykkeriet, Kristiania). 106 pp. (In Norwegian).
- Huitfeldt-Kaas H. 1935. Der Einfluss der Gewasserregelungen auf den Fischbestand in Binnenseen. Oslo. 105 pp. (In Deutsh).
- Haland A. 2012. Numbers, density and trends of breeding Black Scoters Melanitta n. nigra at the Hardangervidda plateau, southern Norway 1978-2012, in perspective of climate variations and varying density of Brown Trout Salmo trutta. Ornithology Studies 2012-1: 1-15.
- Janiec K. 1996. The comparison of freshwater invertebrates of Spitsbergen (Arctic) and King George Island (Antarctic). Polish Polar Research 17 (3-4): 173-202.
- Jeppesen E, Christoffersen K, Landkildehus F, Lauridsen T, Amsinck SL, Riget F, Sondergaard M. 2001. Fish and crustaceans in northeast Greenland lakes with special emphasis on interactions between Arctic char (Salvelinus alpinus), Lepidurus arcticus and benthic chydorids. Hydrobiologia 442: 329-337. https://doi.org/10.1023/A:1017508211819
- Jeuthe H, Brannas E, Nilsson J. 2016. Effects of variable egg incubation temperatures on the embryonic development in Arctic charr Salvelinus alpinus. Aquaculture Research, 47(12): 3753-3764. https://doi. org/10.1111/are.12825
- Jorgensen I, Eie JA. 1993. Utbredelsen av fisk, bunndyr og fisk i innsjoer og dammer pa Mosselhalvoya, Svalbard. Norwegian Institute for Nature Research (NINA). Research report 45. 25 pp. (In Norwegian).
- Jarvinen A, Lakka H-K, Sujala M. 2014. Arktinen Kilpikidusjalkainen, tunturivesien elava fossiili, loydetty jalleen Suomesta. (The living fossil Arctic tadpole shrimp was found again in Finland). Luonnon Tutkija, 1: 19-24. (In Finnish).
- Klausen TR. 2012. Population regulation in the tadpole shrimp Lepidurus arcticus. MSc-thesis, Norwegian University of Science and Technology, Department of Biology. 25 pp. http://hdl.handle.net/11250/245161
- Klemetsen A, Grotnes PE, Holthe H, Kristoffersen K. 1985. Bear Island Charr. Report, Inst. Freshw. Res., Drottningholm, 62: 98-119.
- Koli L. 1957. Beitrage zur Kenntnis der Euphyllopodenfauna Finnlands. Archiv Societatis Zoologicae Botanicae Fennica 'Vanamo'. 11, 2: 108-111. (In Deutsch).
- Koops MA, Tallman RF. 2004. Adaptive variation in the development and mortality of Arctic char eggs. In Physiology of Fish Eggs and Larvae: Proc. Symp. Int. Congr. Biol. Fish, Manaus, Brazil, 1: 47-68.
- Kuller Z, Gasith A. 1996. Comparison of the hatching process of the tadpole shrimps Triops cancriformis and Lepidurus apus lubbocki (Notostraca) and its relation to their distribution in rain-pools in Israel. Hydrobiologia 335: 147-157. https://doi.org/10.1007/BF00015276
- Lakka H-K, Eloranta AP, Hesthagen T, Saksgard R, Power M. 2020. Impacts of reduced Lepidurus arcticus availability on brown trout life history traits in a mountain reservoir. Aquatic Sciences 82:78. 11 pp. https://doi.org/10.1007/s00027-020-00751-x
- Lakka H-K. 2013. The ecology of a freshwater crustacean: Lepidurus arcticus (Branchiopoda, Notostraca) in a high Arctic region. The University Centre in Svalbard, Department of High Arctic Biology. MSc thesis. The University Centre in Svalbard/ University of Helsinki. 151 pp. http://hdl.handle.net/10138/41586
- Lakka H-K. 2015. Description of the male Lepidurus arcticus (Branchiopoda: Notostraca) and the potential role of cannibalism in defining male form and population sex ratio. Journal of Crustacean Biology 35(3): 319-329. https://doi.org/10.1163/1937240X-00002324
- Lakka H-K. 2020. Environmental Changes in Arctic Freshwaters. The Response of Indicator Species to Global Warming and Acidification in the Arctic. PhD-thesis, University of Jyvaskyla, 2020: 51 pp. https:// jyx.jyu.fi/jyx/Record/jyx_123456789_72134
- Lakka H-K. 2021. Haussa tunturivesien ayriaisia - ilmoita havaintosi! (Looking for crustaceans from mountain waters - report your observations). Suomen Luonto. (In Finnish).
- Lehmann GB, Gabrielsen S-E, Wiers T, Sandven OR. 2008. Fiskeribiologiske undersokelser i Halnefjorden, Store og Vesle Kraekkja, Kraekjungen, Heinungen og Ovre og Nedre Hein august 2007. LFI-Unifob. Report 152. 62 pp. (In Norwegian).
- Lien L. 1978. The energy budget of the brown trout population of Ovre Heimdalsvatn. Holarctic Ecology 1: 279-300. https://doi. org/10.1111/j.1600-0587.1978.tb00963.x
- Lindholm M, Hessen DO, Faerovig PJ, Rognerud B, Andersen T, Stordal F. 2015. Is distribution of cold stenotherms constrained by temperature? The case of the Arctic fairy shrimp (Branchinecta palludosa O.F.Muller 1788). Journal of Thermal Biology 53: 46-52. https://doi.org/10.1016/j.jtherbio.2015.08.005
- Lingdell P-E, Engblom E. 2002. Bottendjur som indikator pa kalkningseffekter. Report 5235, Naturvardsverket. 191 pp.(In Swedish).
- Longhurst AR. 1955. Evolution in the Notostraca. Evolution 9: 84-86. https://doi.org/10.2307/2405360
- Luoto T, Oksman M, Ojala AEK. 2016. Invertebrate communities of the High Arctic ponds in Hornsund. Polish Polar Research, 37(1): 105-119. https://doi.org/10.1515/popore-2016-0003
- Mancinelli G, Pasquali V. 2016. Body size-related constraints on the movement behaviour of the arctic notostracan Lepidurus arcticus (Pallas, 1793) under laboratory conditions. Environment changes in Arctic. https://doi.org/10.1007/s12210-016-0512-z
- Miller MC. 1980. Tadpole shrimp. In Hobbie, J.E (ed.). Limnology of Tundra Ponds. Barrow, Alaska. US/IBP Synthesis Series 13: 323-335.
- Mitchell GF. 1957. Late-glacial finds of Lepidurus arcticus (Pallas) in the British Isles. Nature 180: 153. https://doi.org/10.1038/180513a0
- Moller OS, Olesen J, Hoeg JT. 2003. SEM studies on the early larval development of Triops cancriformis (Bosc) (Crustacea: Branchiopoda, Notostraca). Acta Zoologica 84: 267-284. https://doi.org/10.1046/ j.1463-6395.2003.00146.x
- Museth J, Hesthagen T, Sandlund OT, Thorstad EB, Ugedal O. 2007. The history of the minnow Phoxinus phoxinus (L.) in Norway: from harmless species to pest. Journal of Fish Biology 71 (Supplement D): 184-195. https://doi.org/10.1111/j.1095-8649.2007.01673.x
- Neretina AN, Gololobova MA, Neplyukhina AA, Zharov AA, Rogers CD, Horne DJ, Protopopov AV, Kotov AA. 2020. Crustacean remains from the Yuka mammoth raise questions about non-analogue freshwater communities in the Beringian region during the Pleistocene. Sci. Report 10, 859. https://doi.org/10.1038/s41598-020-57604-8
- Nowinski K, Wisniewska-Wojtasik B. 2006.Diversity of abiotic properties of water in shallow lakes in Hornsund area (SW Spitsbergen). Limnological Review 6: 215-222.
- O'Brien SM, Helm B. 2025. First record of Lepidurus lemmoni (Holmes 1894) (Crustacea: Notostraca) in California's Central Valley. California Fish and Wildlife journal, 111, e1. https://doi.org/10.51492/cfwj.111.1
- Olofsson O. 1918. Studien uber die Susswasserfauna Spitzbergens. Beitrag zur Systematik, Biologie und Thiergeographie der Crustaceen und Rotatorien. Zoologiska Bidrag fran Uppsala, Bd 6. 468 pp. (In German).
- Pasquali V, Calizza E, Setini A, Hazzlerigg D, Christoffersen KS. 2019. Preliminary observations on the effect of light and temperature on the hatching success and rate of Lepidurus arcticus eggs. Ethology, Ecology & Evolution 31-4: 348-357. https://doi.org/10.1080/0394937 0.2019.1609093
- Pedersen K, Scobie L. 1990. Dynamikk, habitatbruk og redskapsseleksjon for orretbestanden i Kollsvatn, en innsjo pa Hardangervidda. MSc thesis, University of Life Sciences, As. 59 pp. (In Norwegian).
- Presthus Heggen M, Birks HH, Anderson NJ. 2010. Long-term ecosystem dynamics of a small lake and its catchment in west Greenland. The Holocene 20(8): 1207-1222. https://doi.org/10.1177/0959683610371995
- Qvenild T, Fjeld E, Fjellheim A, Hammar J, Hesthagen T, Lakka H-K. 2021. Upper thermal threshold of Lepidurus arcticus (Branchiopoda, Notostraca) in lakes on the southern outreach of its distribution range. Fauna norvegica 41: 50-88. https://doi.org/10.5324/fn.v41i0.3832
- Qvenild T, Fjeld E, Fjellheim A, Hesthagen T, Lakka H-K, Rognerud S, Tysse A. 2021. Orretens viktigste naeringsdyr pa Hardangervidda. NATUREN nr. 4: 202-212. (In Norwegian). https://doi.org/10.18261/ issn.1504-3118-2021-04-06
- Qvenild T, Fjeld E, Fjellheim A, Rognerud S, Tysse A. 2018. Climatic effects on a cold stenotherm species Lepidurus arcticus (Branchiopoda, Notostraca) on the southern outreach of its distribution range. Fauna norvegica 38: 37-53. https://doi.org/10.5324/fn.v38i0.2598
- Qvenild T, Hesthagen T, Museth J. 2024. A long-term study of the impact of the invasive species Eurasian minnow Phoxinus phoxinus, on brown trout Salmo trutta production in a high mountain lake, Southern Norway. Fauna norvegica 43: 1-11. https://doi.org/10.5324/ fn.v43i0.5826
- Qvenild T, Hesthagen T. 2019. Environmental conditions limit the distribution of Lepidurus arcticus (Branchiopoda, Notostraca) on the Hardangervidda mountain plateau, Southern Norway. Fauna norvegica 39: 77-110. https://doi.org/10.5324/fn.v39i0.2687
- Qvenild T, Hesthagen T. 2020. The viability of the crustacean Eurycercus lamellatus (Branciopoda, Cladocera) in a high mountain area in southern Norway. Fauna norvegica 40: 22-42. https://doi.org/10.5324/ fn.v40i0.3340
- Qvenild T. 2022. Climatic impact on the crustacean species Lepidurus arcticus, Gammarus lacustris and Eurycercus lamellatus on brown trout Salmo trutta production in a high mountain area in Southern Norway. Doctoral thesis, Faculty of Mathematics and Natural Sciences, University in Oslo. 227 pp. http://urn.nb.no/URN:NBN:no-93328
- Roen UI. 1962. Studies on Freshwater Entomostraca in Greenland. II. Locations, Ecology and Geographical Distribution of the Species. Meddelser om Gronland, Bd. 170, No. 2. 149 pp.
- Rogacki M, Brysiewicz A. 2021. Tadpole shrimps - A general review of the little known crustaceans of ephemeral waterbodies. Research in Ecology, Vol. 03(02): 18-24. https://doi.org/10.30564/re.v3i2.2910
- Rogers DC. 2001. Revision of the Nearctic Lepidurus (Notostraca). Journal of crustacean biology, 21(4): 991-1006. https://doi. org/10.1163/20021975-99990192
- Rogers DC. 2014. Larger hatching fractions in avian dispersed anostracan eggs (Branchiopoda). Journal of Crustacean Biology. 34(2): 135-143. https://doi.org/10.1163/1937240X-00002220
- Rogers DC, Zharov AA, Neretina AN, Kuzmina SA, Kotov AA. 2021. A Review of Recently Discovered Remains of the Pleistocene Branchiopods (Anostraca, Notostraca) from NE Siberia and Arctic Canada. Water 13, 280. https://doi.org/10.3390/w13030280
- Rognerud S, Borgstrom R, Qvenild T, Tysse A. 2003. Orreten pa Hardangervidda. Norwegian Institute for Water Research (NIVA), Report L.NR. 4712-2003. 68 pp. (In Norwegian).
- Rognerud S, Fjeld E. 2014. Undersokelser av fisk og naeringsdyr i Mar og Ringedalsvatnet 2011-2013. Norwegian Institute for Water Research (NIVA), Report L.NR. 6682-2014. 52 pp. (In Norwegian).
- Rukke NA. 2002. Effects of low calcium concentrations on two common freshwater crustaceans, Gammarus lacustris and Astacus astacus. Freshwater Ecology 16: 357-366. https://doi.org/10.1046/j.1365- 2435.2002.00637.x
- Sars GO. 1864. Beretning om en i Sommeren 1863 foretagen zoologisk reise i Christiania Stift. Nyt Mag. Naturvid. 13: 225-260.
- Sayenko E, Minakawa N. 1999. Occurrence of two crustacean species, Branchinecta palludosa (O.F. Muller, 1788) (Anostraca) and Lepidurus arcticus (Pallas, 1793) (Notostraca), on the Kuril Archipelago. Crustaceana 72(7): 710-712.
- Scher O, Defaye D, Korovchinsky NM, Thiery A. 2000. The Crustacean fauna (Branchiopoda, Copepoda) of shallow freshwater bodies in Iceland. Vestnik zoologii, 34(6): 11-25.
- Schonbrunner IM, Eder E. 2006. pH-related hatching success of Triops cancriformis (Crustacea: Branchiopoda: Notostraca). Hydrobiologia. 563: 515-520. https://doi.org/10.1007/s10750-006-0018-2
- Simonsen TA, Valderhaug NA. 1994. Bestandsdynamikk, habitatbruk og ernaering for aure i Litlosvatn - en innsjo pa Hardangervidda. MSc thesis, University of Life Sciences, As. 65 pp. (In Norwegian).
- Somme S. 1934. Contributions to the biology of Norwegian fish food animals. I. Lepidurus arcticus Pallas. Avh. Norske Vidensk Akad 6: 1-36.
- Summerhayes VS, Elton CS. 1923. Contributions to the ecology of Spitzbergen and Bear Island. Journal of Ecology 11: 214-286.
- Svenning M-A.2015.Miljovariable i innsjoer pa Svalbard;vanntemperatur, lys- og isforhold. Norwegian Institute for Nature Research (NINA). Minireport 575. 37 pp. (In Norwegian).
- Thiery A. 1997. Horizontal distribution and abundance of cysts of several large branchiopods in temporary pool and ditch sediments. Hydrobiologia, 259: 177-189. doi.org/10.1023/A:1003124617897
- Thor SA. 1930. Beitrage zur Kenntnis der Invertebraten Fauna von Svalbard. Skrifter om Svalbard og Ishavet nr. 27. 145 pp. (In Deutsch).
- Tysse A, Fjellheim A, Stakseng H, Gasdal O, Aasland E, Elnan G. 2022. Finprikkauren pa Hardangervidda. Arsrapport 2022. 19 pp. (In Norwegian).
- Vanschoenwinkel B, Pinceel T, Vanhove MPM, Denis C, Jocque M, Timms BV, Brendonck L. 2012. Toward a global phylogeny of the "living fossil" crustacean order Notostraca. PLoS One, 7, e34998. https://doi.org/10.1371/journal.pone.0034998
- Vekhoff NV. 1997. Large branchiopod Crustacea (Anostraca, Notostraca, Spinicaudata) of the Barents region of Russia. Hydrobiologia 359: 69-74. https://doi.org/10.1023/A:1003116432010
- Walseng B, Raddum G, Saksgard R, Schartau AKL. 1996. Ferskvannsbiologiske undersokelser i Kvenna 1995, med fokus pa indikatorarter som redskap i forsuringsovervakingen. Norwegian Institute for Nature Research (NINA). Oppdragsmelding 433. 36 pp. (In Norwegian).
- Walseng B, Jensen T, Dimante-Deimantovica I, Christofersen KS, Chertoprud M, Chertoprud E, Novichkova A, Hessen DO. 2018. Freshwater diversity in Svalbard: providing baseline data for ecosystems in change. Polar Biology 41: 1995-2005. https://doi. org/10.1007/s00300-018-2340-3
- Wojtasik B, Brylka-Wolk M. 2010. Reproduction and genetic structure of a freshwater crustacean Lepidurus arcticus from Spitsbergen. Polish Polar Research 31 (1): 33-44. https://doi.org/10.4202:ppres.2010.03
- Okland KA, Okland J. 2003. Skjoldkrepsen Lepidurus arcticus i Norge. Fauna nr. 1-2003: 2-12. (In Norwegian with an English summary).