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Morphology

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Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 114; Analspines: 1; Analsoft rays: 19 - 24
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Recorder
Armi G. Torres
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Life Cycle

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Distinct pairing (Ref. 205).
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Biology

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Inhabits Lake Kurumoi, within the Yakati River watershed (presently below the level of its natural outlet without a visible drainage) in mountainous terrain at an elevation of 400 m.
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Melanotaenia parva ( German )

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Melanotaenia parva aus der Familie der Regenbogenfische ist ein Endemit aus dem Kurumoi-See in der Nähe des Vogelkop, West-Papua. Die Art wurde 1989 während einer Expedition in die Bintuni-Bucht von Gerald Allen entdeckt.

Merkmale

Die Männchen haben rote Flossen, der Körper ist mehr oder weniger rötlich gefärbt. Der Melanotaenia-typische schwarze Längsstreifen ist nur im vorderen Bereich stark ausgeprägt. Weibchen sind im Vergleich zu Männchen einheitlich blass-gelblich ausgefärbt und bleiben etwas kleiner. Melanotaenia parva wird trotz seines Namens (lat. parva = klein) mit über 10 cm Länge fast so groß wie viele andere Regenbogenfische auch.

Melanotaenia parva ist sehr eng verwandt mit der in unmittelbarer Nachbarschaft vorkommenden Art Melanotaenia angfa. Mittels vergleichenden genetischen Untersuchungen lassen sich beide Arten nicht unterscheiden, morphologisch gibt es jedoch Unterschiede hinsichtlich der Anzahl der Hartstrahlen in der ersten Rückenflosse und der Weichstrahlen der zweiten Rücken- und Afterflosse sowie der Anzahl der Schuppen auf den Wangen.

Vorkommen und Habitat

Melanotaenia parva konnte nur im etwa 500 mal 800 m großen Kurumoi-See Welt-Icon-2.1602777777778134.0875 im Einzugsgebiet des Flusses Yakati nachgewiesen werden. Die meisten Exemplare wurden in der Nähe des schlammigen, dicht mit Unterwasservegetation bewachsenen Ufers in trübem Wasser gefangen. Im isolierten und abgelegenen See wurden außerdem die Schläfergrundel Oxyeleotris fimbriata und als Neozoon der ostafrikanische Mosambik-Buntbarsch (Oreochromis mossambica) gefangen.

Im Laufe der Jahre scheint der Seespiegel drastisch gesunken zu sein. 2007 war der kleine See bis auf einige Rinnen fast ganz ausgetrocknet.[1] Aufgrund dieser Tatsache wird die Art in der Natur als stark gefährdet eingestuft.

Seit dem Jahr 2000 gibt es dank Heiko Bleher, der einige Fische einführte, jedoch in den USA und Europa Bestände in der Aquaristik, die seitdem durch Nachzucht (z. B. innerhalb der Internationalen Gesellschaft für Regenbogenfische) vermehrt werden.

Einzelnachweise

  1. Kadarusman, Sudarto, Paradis, Pouyaud: Description of Melanotaenia fasinensis, a new species of rainbowfish (Melanotaeniidae) from West Papua, Indonesia with comments on the rediscovery of M. ajamaruensis and the endangered status of M. parva. In: Cybium. Band 34, Nr. 2, 2010, S. 207–215.
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Melanotaenia parva: Brief Summary ( German )

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Melanotaenia parva aus der Familie der Regenbogenfische ist ein Endemit aus dem Kurumoi-See in der Nähe des Vogelkop, West-Papua. Die Art wurde 1989 während einer Expedition in die Bintuni-Bucht von Gerald Allen entdeckt.

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Lake Kurumoi rainbowfish

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The Lake Kurumoi rainbowfish (Melanotaenia parva) is a species of freshwater rainbowfish in the subfamily Melanotaeniinae. It was endemic to West Papua in Indonesia. Its natural habitat was only the small Lake Kurumoi in the Bird's Head Peninsula.[2] It is primarily threatened by habitat loss, however it is unknown if the wild population still exists as it has probably been extirpated from its entire native range.

Sources

  1. ^ Allen, G.R.; Kadarusman (2020). "Melanotaenia parva". IUCN Red List of Threatened Species. 2020: e.T13072A147682671. doi:10.2305/IUCN.UK.2020-3.RLTS.T13072A147682671.en. Retrieved 15 November 2021.
  2. ^ Froese, Rainer; Pauly, Daniel (eds.) (2019). "Melanotaenia parva" in FishBase. February 2019 version.
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Lake Kurumoi rainbowfish: Brief Summary

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The Lake Kurumoi rainbowfish (Melanotaenia parva) is a species of freshwater rainbowfish in the subfamily Melanotaeniinae. It was endemic to West Papua in Indonesia. Its natural habitat was only the small Lake Kurumoi in the Bird's Head Peninsula. It is primarily threatened by habitat loss, however it is unknown if the wild population still exists as it has probably been extirpated from its entire native range.

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Melanotaenia parva ( Basque )

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Melanotaenia parva Melanotaenia generoko animalia da. Arrainen barruko Melanotaeniidae familian sailkatzen da.

Banaketa

Erreferentziak

  1. Froese, Rainer & Pauly, Daniel ed. (2006), Melanotaenia parva FishBase webgunean. 2006ko apirilaren bertsioa.

Ikus, gainera

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Melanotaenia parva: Brief Summary ( Basque )

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Melanotaenia parva Melanotaenia generoko animalia da. Arrainen barruko Melanotaeniidae familian sailkatzen da.

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Melanotaenia parva ( Icelandic )

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Melanotaenia parva er tegund af regnbogafiskum sem er einlend í Kurumoi-vatni á Nýju-Gíneu.

Tilvísanir

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Melanotaenia parva: Brief Summary ( Icelandic )

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Melanotaenia parva er tegund af regnbogafiskum sem er einlend í Kurumoi-vatni á Nýju-Gíneu.

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Melanotaenia parva ( Italian )

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Melanotaenia parva Allen, 1990, conosciuto comunemente come pesce arcobaleno del lago Kuromai è un pesce d'acqua dolce appartenente alla famiglia Melanotaeniidae[1].

Distribuzione e habitat

Questa specie è endemica nelle acque dolci del lago Kuromai, nella penisola di Vogelkop, in Indonesia.

Note

  1. ^ Melanotaenia parva, scheda su FishBase, su fishbase.se. URL consultato il 1º ottobre 2015 (archiviato dall'url originale il 2 ottobre 2015).

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Melanotaenia parva: Brief Summary ( Italian )

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Melanotaenia parva Allen, 1990, conosciuto comunemente come pesce arcobaleno del lago Kuromai è un pesce d'acqua dolce appartenente alla famiglia Melanotaeniidae.

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Melanotaenia parva ( Latin )

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Melanotaenia parva: Brief Summary ( Latin )

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Melanotaenia parva ( Dutch; Flemish )

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Vissen

Melanotaenia parva is een straalvinnige vissensoort uit de familie van de regenboogvissen (Melanotaeniidae).[1] De wetenschappelijke naam van de soort is voor het eerst geldig gepubliceerd in 1990 door Allen.

Bronnen, noten en/of referenties
  1. (en) Melanotaenia parva. FishBase. Ed. Ranier Froese and Daniel Pauly. 02 2013 version. N.p.: FishBase, 2013.
Geplaatst op:
27-02-2013
Dit artikel is een beginnetje over biologie. U wordt uitgenodigd om op bewerken te klikken om uw kennis aan dit artikel toe te voegen. Beginnetje
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Melanotaenia parva ( Portuguese )

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Melanotaenia parva é uma espécie de peixe da família Melanotaeniidae.

É endémica da Nova Guiné Ocidental na Indonésia.

Os seus habitats naturais são: lagos de água doce.

Está ameaçada por perda de habitat.

Referências

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Melanotaenia parva: Brief Summary ( Portuguese )

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Melanotaenia parva é uma espécie de peixe da família Melanotaeniidae.

É endémica da Nova Guiné Ocidental na Indonésia.

Os seus habitats naturais são: lagos de água doce.

Está ameaçada por perda de habitat.

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Melanotaenia parva ( Vietnamese )

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The Lake Kurumoi rainbowfish (Melanotaenia parva) là một loài thuộc họ Melanotaeniidae. Nó là loài đặc hữu của Tây PapuaIndonesia. Môi trường sống tự nhiên của chúng là hồ nước ngọt. Nó bị đe dọa do mất môi trường sống.

Nguồn

Chú thích

Tham khảo


Hình tượng sơ khai Bài viết Lớp Cá vây tia này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn.
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Melanotaenia parva: Brief Summary ( Vietnamese )

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The Lake Kurumoi rainbowfish (Melanotaenia parva) là một loài thuộc họ Melanotaeniidae. Nó là loài đặc hữu của Tây PapuaIndonesia. Môi trường sống tự nhiên của chúng là hồ nước ngọt. Nó bị đe dọa do mất môi trường sống.

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小虹銀漢魚 ( Chinese )

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二名法 Melanotaenia parva
Allen, 1990

小虹銀漢魚,為輻鰭魚綱銀漢魚目虹銀漢魚科的其中一,被IUCN列為易危保育類動物,分布於巴布亞紐幾內亞Kurumoi湖淡水流域,為熱帶魚類,體長可達5.5公分,棲息在海拔約400公尺的湖泊底中層水域,生活習性不明。

参考文献

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小虹銀漢魚: Brief Summary ( Chinese )

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小虹銀漢魚,為輻鰭魚綱銀漢魚目虹銀漢魚科的其中一,被IUCN列為易危保育類動物,分布於巴布亞紐幾內亞Kurumoi湖淡水流域,為熱帶魚類,體長可達5.5公分,棲息在海拔約400公尺的湖泊底中層水域,生活習性不明。

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