Marmorkrebs

By DoctorZen
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    Marmorkrebs discovered

    Hobbyists start noticing that their marbled crayfish are reproducing even when kept alone.

  • Hobbyists contact scientists

    First email to CRUST-L discussion list on Marmorkrebs.

  • Marmorkrebs found in Poland

    Single individuals found.
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    Marmorkrebs found in the wild in Germany

    Single individuals. Blanke D, Schulz H. 2003. Situation des Edelkrebses (Astacus astacus L.) sowie weiterer Flusskrebsarten in Niedersachsen.
    Tagungsbericht der Deutschen Gesellschaft fu¨ r Limnologie (DGL), Braunschweig, 2002. Werder: DGL. p 385–389. Cited in: Vogt G, Tolley L & Scholtz G. 2004. Life stages and reproductive components of the Marmorkrebs (marbled crayfish), the first parthenogenetic decapod crustacean. Journal of Morphology 261(3): 286-311.
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    Marmorkrebs found in Madagascar

    Marmorkrebs reported in capital city of Antananarivo, according to Heimer (2010). Populations confirmed by scientists in 2007. Heimer K. 2010. Invasion of self-cloning crayfish alarms Madagascar. Deutsche Presse-Agentur wire story.
    http://www.earthtimes.org/articles/news/339974,alarms-madagascar-feature.html Jones JPG, Rasamy JR, Harvey A, Toon A, Oidtmann B, Randrianarison MH, Raminosoa N, Ravoahangimalala OR. The perfect invader: a parthenogenic crayfish poses a new threat to Madagascar’s fr

  • Marmorkrebs introduced to science

    First Marmorkrebs paper published in Nature.
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    Marmorkrebs in North American pet trade

    Earliest known reports of North American pet owners getting Marmorkrebs. Faulkes Z. 2010. The spread of the parthenogenetic marbled crayfish, Marmorkrebs (Procambarus sp.), in the North American pet trade. Aquatic Invasions 5(4): 447-450. http://dx.doi.org/10.3391/ai.2010.5.4.16
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    Marmorkrebs found in The Netherlands

    Holdich DM, Pöckl M. 2007. Invasive crustaceans in European inland waters. In: Gherardi, F. (ed) Freshwater bioinvaders: profiles, distribution, and threats, pp. 29-75. Springer: The Netherlands.
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    Marmorkrebs found in Japan

    Single individual. Kawai T, Takahata M (eds.). 2010. The Biology of Freshwater Crayfish. Sapporo: Hokkaido University Press.

  • Marmorkrebs are clones

    Martin P, Kohlmann K & Scholtz G. 2007. The parthenogenetic Marmorkrebs (marbled crayfish) produces genetically uniform offspring. Naturwissenschaften 94(10): 843-846. http://dx.doi.org/10.1007/s00114-007-0260-0

  • Marmorkrebs.org launched

    Marmorkrebs.org launched
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    Marmorkrebs found in Italy

    Marzano FN, Scalici M, Chiesa S, Gherardi F, Piccinini A & Gibertini G. 2009. The first record of the marbled crayfish adds further threats to fresh waters in Italy. Aquatic Invasions 4(2): 401-404. http://dx.doi.org/10.3391/ai.2009.4.2

  • First scientific review article on Marmorkrebs

    Vogt, G. 2008. The marbled crayfish: a new model organism for research on development, epigenetics and evolutionary biology. Journal of Zoology 276(1): 1-13. http://dx.doi.org/10.1111/j.14....2008.00473.x

  • Tropical Fish Hobbyist article

    Article published in national American hobby magazine promoting Marmorkrebs to aquarium enthusiasts.

  • First established population of Marmorkrebs in Europe

    Unconfirmed observations of Marmorkrebs had been earlier. Chucholl C, Pfeiffer M. 2010. First evidence for an established Marmorkrebs (Decapoda, Astacida, Cambaridae) population in Southwestern Germany, in syntopic occurrence with Orconectes limosus (Rafinesque, 1817). Aquatic Invasions 5(4): 405-412. http://dx.doi.org/10.3391/ai.2010.5.4.10
  • Marmorkrebs prohibited in Idaho

    Marmorkrebs prohibited in Idaho

    Marmorkrebs designated “Aquatic Invertebrate Invasive Species” under IDAPA 02.06.09 “Rules Governing Invasive Species and Noxious Weeds.”

  • Marmorkrebs related to slough crayfish

    Martin P, Dorn NJ, Kawai T, van der Heiden C, Scholtz G. 2010. The enigmatic Marmorkrebs (marbled crayfish) is the parthenogenetic form of Procambarus fallax (Hagen, 1870). Contributions to Zoology 79(3): 107-118. http://dpc.uba.uva.nl/ctz/vol79/nr03/art03

  • Missouri bans Marmorkrebs

    Missouri becomes first North American jurisdiction to add Marmorkrebs specifically to its prohibited species list.

  • Marmorkrebs found in Sweden

    12 crayfish found in lake north of Stockholm, Sweden. http://www.havochvatten.se/en/start/about-us/press-and-media/press-releases/press-releases/12-5-2012-discovery-of-marbled-crayfish-creates-concern.html
  • Marmorkrebs in Croatia

    Marmorkrebs in Croatia

    First record in Croatia.

  • Marmorkrebs are triploid

    Research by Peer Martin announced at special session on crayfish biology at Society for Integrative and Comparative Biology meeting.

  • Marmorkrebs found in Hungary

    Reported in: Lőkkös A, Müller T, Kovács K, Várkonyi L, Specziár A, Martin P. 2016. The alien, parthenogenetic marbled crayfish (Decapoda: Cambaridae) is entering Kis-Balaton (Hungary), one of Europe’s most important wetland biotopes. Knowledge and Management of Aquatic Ecosystems 417: 16. http://dx.doi.org/10.1051/kmae/2016003

  • Marmorkrebs found in Croatia

    Samardžić M, Lucić A, Maguire I, Hudina S. 2014. The first record of the marbled crayfish (Procambarus fallax (Hagen, 1870) f. virginalis) in Croatia. Crayfish News 36(4): 4. http://www.freshwatercrayfish.org/docs/cn/CrayfishNews_36(4)_hr.pdf

  • Marmorkrebs found in Ukraine

    Novitsky RA, Son MO. 2016. The first records of Marmorkrebs [Procambarus fallax (Hagen, 1870) f. virginalis] (Crustacea, Decapoda, Cambaridae) in Ukraine. Ecologica Montenegrina 5: 44-46. http://www.biotaxa.org/em/article/view/19706/19060

  • Wild Marmorkrebs in Europe carry crayfish plague

    Two papers released: Mrugała A, et al. Biological Invasions: In press. http://dx.doi.org/10.1007/s10530-014-0795-x Keller NS, et al. Knowledge and Management of Aquatic Ecosystems: in press. http://www.kmae-journal.org/component/forthcoming/?Itemid=117

  • Marmorkrebs found in Czech Republic

    Patoka J, Buric M, Kolár V, Bláha M, Petrtýl M, Franta P, Tropek R, Kalous L, Petrusek A, Kouba A. 2016. Predictions of marbled crayfish establishment in conurbations fulfilled: evidences from the Czech Republic. Biologia 71(12): 1380–1385. https://doi.org/10.1515/biolog-2016-0164
  • Freshwater Crayfish published

    Freshwater Crayfish published

    First book to have a major section devoted to Marmorkrebs. https://www.crcpress.com/Freshwater-Crayfish-A-Global-Overview/Kawai-Faulkes-Scholtz/9781466586390

  • Marmorkrebs can be given male features

    Kato M, Hiruta C, Tochinai S. 2015. Androgenic gland implantation induces partial masculinization in Marmorkrebs Procambarus fallax f. virginalis. Zoological Science 32(5): 459-464. http://dx.doi.org/10.2108/zs150028

  • Tennessee restricts Marmorkrebs ownership

    Marmorkrebs designated as Class V wildlife in Tennessee. Blog post

  • Marmorkrebs are morphologically distinct from Procambarus fallax

    Vogt G, Falckenhayn C, Schrimpf A, Schmid K, Hanna K, Panteleit J, Helm M, Schulz R, Lyko F. 2015. The marbled crayfish as a paradigm for saltational speciation by autopolyploidy and parthenogenesis in animals. Biology Open 4(11): 1583-1594. http://dx.doi.org/10.1242/bio.014241

  • European Union bans Marmorkrebs

    Blog post
  • Marmorkrebs in Malta

    Marmorkrebs in Malta

    First record in the nation of Malta.

  • Marmorkrebs renamed Procambarus virginalis

    Marmorkrebs elevated to full species status and given new name, Procambarus virginalis.
  • Marmorkrebs genome published

    Marmorkrebs genome published

    Preprint of paper released that announced completion of Marmorkrebs genome, the first complete genome for a decapod crustacean.
  • Marmorkrebs found in Denmark

    Marmorkrebs found in Denmark

    Single animal found near Skive.
  • Marmorkrebs found in France

    Marmorkrebs found in France

    First record of Marmorkrebs in French river, as tweeted by Marc Collas.

  • Marmorkrebs in Estonia

    First record in of Marmorkrebs in Estonia.

  • Marmorkrebs found in Belgium

    Many individuals found in Brussels cemetery.
  • Marmorkrebs banned in Saskatchewan

    Marmorkrebs banned in Saskatchewan

    Canadian province of Saskatchewan prohibits Marmorkrebs.
  • Marmorkrebs prohibited in Michigan

    Marmorkrebs prohibited in Michigan

    Michigan Department of Natural Resources adds Marmorkrebs to list of prohibited species. https://www.michigan.gov/dnr/0,4570,7-350-86469-529351--,00.html