dcsimg

Trophic Strategy ( anglais )

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Found near shallow waters, especially in swards of Vallisneria. Feeds mainly on gastropods, including Gabiella stanleyi, which is commonly found on the leaves of Vallisneria.
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Drina Sta. Iglesia
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Life Cycle ( anglais )

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The female can carry over 100 young in her mouth.
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Tom Froese
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Diagnostic Description ( anglais )

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Description: typically round head and snout; lips normal; generally bicuspid teeth that can become unicuspid in the largest specimens; teeth in dentary implanted somewhat procumbently; stout pharyngeal jaws with molariform dentition (Ref. 55954).Coloration: typical blotched melanin pattern does not reach the dorsal fin base in small specimens (Ref. 55954).
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Biology ( anglais )

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Shallow-water species (Ref. 267, 55954), especially in swards of Vallisneria (Ref. 267). Feeds mainly on gastropods, including Gabiella stanleyi, which is commonly found on the leaves of Vallisneria (Ref. 267).
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Importance ( anglais )

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aquarium: commercial
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Trematocranus placodon ( catalan ; valencien )

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Trematocranus placodon és una espècie de peix de la família dels cíclids i de l'ordre dels perciformes.

Morfologia

Hàbitat

És una espècie de clima tropical entre 24°C-26°C de temperatura[6] i que viu fins als 32 m de fondària.[7][4]

Alimentació

Menja principalment gastròpodes (incloent-hi Gabiella stanleyi, el qual és comú a les fulles de Vallisneria).[8]

Distribució geogràfica

Es troba a Àfrica: llac Malawi, riu Shire i llac Malombe.[4] [9][10][11][12][13][14]

Referències

  1. Trewavas, E., 1935. A synopsis of the cichlid fishes of Lake Nyasa. Ann. Mag. Nat. Hist. (Ser. 10) v. 16 (núm. 91): 65-118.
  2. BioLib (anglès)
  3. Regan, C. T., 1922. The cichlid fishes of Lake Nyassa. Proc. Zool. Soc. Lond. 1921 (pt 4) (núm. 36): 675-727, Pls. 1-6.
  4. 4,0 4,1 4,2 FishBase (anglès)
  5. Maréchal, C., 1991. Trematocranus. p. 516-517. A: J. Daget, J.-P. Gosse, G.G. Teugels i D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussel·les; MRAC, Tervuren; i ORSTOM, París. Vol. 4.
  6. Baensch, H.A. i R. Riehl, 1985. Aquarien atlas. Band 2. Mergus, Verlag für Natur- und Heimtierkunde GmbH, Melle, Alemanya. 1216 p.
  7. Snoeks, J. i M. Hanssens, 2004. Identification guidelines to other non-mbuna. p.266-310. A: Snoeks, J. (ed.) The cichlid diversity of Lake Malawi/Nyasa/Niassa: identification, distribution and taxonomy. Cichlid Press, El Paso, Estats Units, 360p.
  8. Eccles, D.H. i E. Trewavas, 1989. Malawian cichlid fishes: the classification of some haplochromine genera. Lake Fish Movies, Alemanya Occidental.
  9. Konings, A., 1990. Ad Konings's book of cichlids and all the other fishes of Lake Malawi. T.F.H. Publications, Inc., Neptune City, Nova Jersey, Estats Units, 495 p.
  10. Nsiku, E., 1999. Changes in the fisheries of Lake Malawi, 1976-1996: ecosystem-based analysis. University of British Columbia, Vancouver, Canadà. 217 p.
  11. Snoeks, J., (ed.) 2004. The cichlid diversity of Lake Malawi/Nyasa/Niassa: identification, distribution and taxonomy. Cichlid Press, El Paso, Estats Units, 360p.
  12. Konings, A., 1989. Malawi cichlids: in their natural habitat. Verduijn Cichlids, Holland & Lake Fish Movies, Alemanya Occidental. 303 p.
  13. Ambali, A., H. Kabwazi, L. Malekano, G. Mwale, D. Chimwaza, J. Ingainga, N. Makimoto, S. Nakayama, M. Yuma i Y. Kada, 2001. Relationship between local and scientific names of fishes in Lake Malawi/Nyasa. African Study Monographs (22)3: 123-154.
  14. Tweddle, D., D.S.C. Lewis i N.G. Willoughby, 1979. The nature of the barrier separating the Lake Malawi and Zambezi fish faunas. Ichthyol. Bull. Rhodes Univ. 39:1-9.


Bibliografia


Enllaços externs

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Trematocranus placodon: Brief Summary ( catalan ; valencien )

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Trematocranus placodon és una espècie de peix de la família dels cíclids i de l'ordre dels perciformes.

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Trematocranus placodon ( anglais )

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Trematocranus placodon is a species of cichlid fish endemic to Lake Malawi, Lake Malombe and the upper reaches of the Shire River in Africa. It is mainly a shallow-water species that prefers to occupy areas with patches of Vallisneria, but it can occur as deep as 31 m (102 ft).[1][2] It can reach a total length of up to 25 cm (9.8 in).[2]

It feeds mainly on aquatic snails and has a preference for Bulinus nyassanus, making this cichlid beneficial to humans as that snail is an intermediate host of the parasite bilharzia (schistosomiasis).[1][3] It has been suggested that an increase in bilharzia in Lake Malawi has been caused by overfishing of this and other snail-eating cichlids.[4][5] It is mainly caught as a food fish, but also for the aquarium trade.[1][2][5] Although it has seriously declined in some regions, overall it remains widespread and it is considered a species of least concern by the IUCN.[1]

References

  1. ^ a b c d e Konings, A.; Kazembe, J. (2019). "Trematocranus placodon". IUCN Red List of Threatened Species. 2019: e.T60948A155046291. doi:10.2305/IUCN.UK.2019-3.RLTS.T60948A155046291.en. Retrieved 16 November 2021.
  2. ^ a b c Froese, Rainer; Pauly, Daniel (eds.) (2013). "Trematocranus placodon" in FishBase. April 2013 version.
  3. ^ Evers, B.N.; Madsen, H.; McKaye, K.M.; Stauffer, J.R. Jr. (2006). "The schistosome intermediate host, Bulinus nyassanus, is a 'preferred' food for the cichlid fish, Trematocranus placodon, at Cape Maclear, Lake Malawi". Ann Trop Med Parasitol. 100 (1): 75–85. doi:10.1179/136485906X78553. PMID 16417717.
  4. ^ Madsen, H.; Stauffer, J.R. Jr. (2011). "The burrowing behaviour of Bulinus nyassanus, intermediate host of Schistosoma haematobium, in Lake Malaŵi". African Journal of Aquatic Science. 37 (1): 113–116. doi:10.2989/16085914.2012.666383.
  5. ^ a b Stauffer, J.R.; and H. Madsen (2012). Schistosomiasis in Lake Malawi and the Potential Use of Indigenous Fish for Biological Control. Pp. 119—140 in: Rokni, M.B., editor. Schistosomiasis. ISBN 978-953-307-852-6.
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Trematocranus placodon: Brief Summary ( anglais )

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Trematocranus placodon is a species of cichlid fish endemic to Lake Malawi, Lake Malombe and the upper reaches of the Shire River in Africa. It is mainly a shallow-water species that prefers to occupy areas with patches of Vallisneria, but it can occur as deep as 31 m (102 ft). It can reach a total length of up to 25 cm (9.8 in).

It feeds mainly on aquatic snails and has a preference for Bulinus nyassanus, making this cichlid beneficial to humans as that snail is an intermediate host of the parasite bilharzia (schistosomiasis). It has been suggested that an increase in bilharzia in Lake Malawi has been caused by overfishing of this and other snail-eating cichlids. It is mainly caught as a food fish, but also for the aquarium trade. Although it has seriously declined in some regions, overall it remains widespread and it is considered a species of least concern by the IUCN.

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Trematocranus placodon ( espagnol ; castillan )

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Trematocranus placodon es una especie de peces de la familia Cichlidae en el orden de los Perciformes.

Morfología

Los machos pueden llegar alcanzar los 25 cm de longitud total.[1][2]

Etimología

Trematocranus , proviene del griego antiguo, « trematos τρῆμα / trêma = agujero, y kranion ; κρᾱνῐ́ον / krāníon = cráneo »

y « placodontia , dientes de tabletas »

Dimorfismo sexual

Los machos adultos son ligeramente más grandes y mucho más coloridos que las hembras.

Hábitat

Es una especie de clima tropical que vive entre 24 °C-26 °C de temperatura y que vive hasta los 32 m de profundidad.

Alimentación

Come principalmente gasterópodos (incluyendo Gabiella stanleyi , especie común en las hojas de Vallisneria ).

Distribución geográfica

Se encuentran en África: lago Malawi, río Shire y lago Malombe.

Referencias

  1. FishBase (en inglés)
  2. Maréchal, C., 1991. Trematocranus. p. 516-517. A: J. Daget, J.-P. Gosse, G.G. Teugels y D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Bruselas; MRAC, Tervuren; y ORSTOM, París. Vol. 4.

Bibliografía

  • Eschmeyer, William N., ed. 1998. Catalog of Fishes. Special Publication of the Center for Biodiversity Research and Information, núm. 1, vol. 1-3. California Academy of Sciences. San Francisco, California, Estados Unidos. 2905. ISBN 0-940228-47-5.
  • Fenner, Robert M.: The Conscientious Marine Aquarist. Neptune City, Nueva Jersey, Estados Unidos: T.F.H. Publications, 2001.
  • Helfman, G., B. Collette y D. Facey: The diversity of fishes. Blackwell Science, Malden, Massachusetts, Estados Unidos, 1997.
  • Hoese, D.F. 1986. A M.M. Smith y P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlín, Alemania.
  • Maugé, L.A. 1986. A J. Daget, J.-P. Gosse y D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Bruselas; MRAC, Tervuren, Flandes; y ORSTOM, París, Francia. Vol. 2.
  • Moyle, P. y J. Cech.: Fishes: An Introduction to Ichthyology, 4a. edición, Upper Saddle River, Nueva Jersey, Estados Unidos: Prentice-Hall. Año 2000.
  • Nelson, J.: Fishes of the World, 3a. edición. Nueva York, Estados Unidos: John Wiley and Sons. Año 1994.
  • Wheeler, A.: The World Encyclopedia of Fishes, 2a. edición, Londres: Macdonald. Año 1985.

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Trematocranus placodon: Brief Summary ( espagnol ; castillan )

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Trematocranus placodon es una especie de peces de la familia Cichlidae en el orden de los Perciformes.

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Trematocranus placodon ( basque )

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Trematocranus placodon Trematocranus generoko animalia da. Arrainen barruko Actinopterygii klasean sailkatzen da, Cichlidae familian.

Banaketa

Erreferentziak

  1. (Ingelesez) FishBase

Ikus, gainera

(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});
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Trematocranus placodon: Brief Summary ( basque )

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Trematocranus placodon Trematocranus generoko animalia da. Arrainen barruko Actinopterygii klasean sailkatzen da, Cichlidae familian.

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Trematocranus placodon ( italien )

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Trematocranus placodon è una specie di ciclidi haplochromini endemica del Lago Malawi, del Lago Malombe e del corso superiore del fiume Shire in Africa. Predilige acque poco profonde, in particolare aree con macchie di Vallisneria, ma può essere presente fino a 31 m (102 ft) di profondità.[1] Può raggiungere una lunghezza totale di 25 cm (9,8 in).

Si nutre principalmente di lumache acquatiche, con una preferenza particolare per Bulinus nyassanus: questo rende la specie benefica per l'uomo, in quanto quella lumaca è un ospite intermedio del parassita bilharzia, che causa la schistosomiasi.[1][3] È stato suggerito che un aumento della bilharzia nel Lago Malawi sia stato causato dalla pesca eccessiva di questo e di altri ciclidi mangiatori di lumache.[4][5] Viene catturato principalmente come pesce alimentare, ma anche per il commercio di pesci d'acquario. Sebbene sia gravemente diminuito in alcune regioni, nel complesso rimane diffuso ed è considerato una specie a rischio minimo dalla IUCN.

Note

  1. ^ a b c (EN) Konings, A. & Kazembe, J. 2019, Trematocranus placodon, su IUCN Red List of Threatened Species, Versione 2020.2, IUCN, 2020. URL consultato il 30 novembre 2020.
  2. ^ a b (EN) Trematocranus placodon, su FishBase. URL consultato il 30 novembre 2020.
  3. ^ Evers, B.N., Madsen, H. e McKaye, K.M., The schistosome intermediate host, Bulinus nyassanus, is a 'preferred' food for the cichlid fish, Trematocranus placodon, at Cape Maclear, Lake Malawi, in Ann Trop Med Parasitol, vol. 100, n. 1, 2006, pp. 75–85, DOI:10.1179/136485906X78553, PMID 16417717.
  4. ^ Madsen, H. e Stauffer, J.R. Jr., The burrowing behaviour of Bulinus nyassanus, intermediate host of Schistosoma haematobium, in Lake Malaŵi, in African Journal of Aquatic Science, vol. 37, n. 1, 2011, pp. 113–116, DOI:10.2989/16085914.2012.666383.
  5. ^ Stauffer, J.R.; and H. Madsen (2012). Schistosomiasis in Lake Malawi and the Potential Use of Indigenous Fish for Biological Control. Pp. 119—140 in: Rokni, M.B., editor. Schistosomiasis. ISBN 978-953-307-852-6.

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Trematocranus placodon: Brief Summary ( italien )

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Trematocranus placodon è una specie di ciclidi haplochromini endemica del Lago Malawi, del Lago Malombe e del corso superiore del fiume Shire in Africa. Predilige acque poco profonde, in particolare aree con macchie di Vallisneria, ma può essere presente fino a 31 m (102 ft) di profondità. Può raggiungere una lunghezza totale di 25 cm (9,8 in).

Si nutre principalmente di lumache acquatiche, con una preferenza particolare per Bulinus nyassanus: questo rende la specie benefica per l'uomo, in quanto quella lumaca è un ospite intermedio del parassita bilharzia, che causa la schistosomiasi. È stato suggerito che un aumento della bilharzia nel Lago Malawi sia stato causato dalla pesca eccessiva di questo e di altri ciclidi mangiatori di lumache. Viene catturato principalmente come pesce alimentare, ma anche per il commercio di pesci d'acquario. Sebbene sia gravemente diminuito in alcune regioni, nel complesso rimane diffuso ed è considerato una specie a rischio minimo dalla IUCN.

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Trematocranus placodon ( néerlandais ; flamand )

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Vissen

Trematocranus placodon is een straalvinnige vissensoort uit de familie van de cichliden (Cichlidae).[1] De wetenschappelijke naam van de soort is voor het eerst geldig gepubliceerd in 1922 door Regan.

Bronnen, noten en/of referenties
  1. (en) Trematocranus placodon. FishBase. Ed. Ranier Froese and Daniel Pauly. 02 2013 version. N.p.: FishBase, 2013.
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Trematocranus placodon ( portugais )

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Trematocranus placodon é uma espécie de peixe da família Cichlidae.

Pode ser encontrada nos seguintes países: Malawi, Moçambique e Tanzânia.

Os seus habitats naturais são: lagos de água doce.

Referências

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Trematocranus placodon: Brief Summary ( portugais )

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Trematocranus placodon é uma espécie de peixe da família Cichlidae.

Pode ser encontrada nos seguintes países: Malawi, Moçambique e Tanzânia.

Os seus habitats naturais são: lagos de água doce.

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Trematocranus placodon ( vietnamien )

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Trematocranus placodon là một loài thuộc họ Cichlidae. Nó được tìm thấy ở Malawi, Mozambique, and Tanzania. Môi trường sống tự nhiên của chúng là hồ nước ngọt.

Chú thích

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Trematocranus placodon: Brief Summary ( vietnamien )

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Trematocranus placodon là một loài thuộc họ Cichlidae. Nó được tìm thấy ở Malawi, Mozambique, and Tanzania. Môi trường sống tự nhiên của chúng là hồ nước ngọt.

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楯齒孔首麗體魚 ( chinois )

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二名法 Trematocranus placodon
Regan英语Charles Tate Regan, 1922

楯齒孔首麗體魚,為輻鰭魚綱鱸形目隆頭魚亞目慈鯛科的其中一,分布於非洲馬拉威湖流域,為特有種,體長可達25公分,棲息在植被生長淺水域,以腹足類為食,生活習性不明,可作為觀賞魚。

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楯齒孔首麗體魚: Brief Summary ( chinois )

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楯齒孔首麗體魚,為輻鰭魚綱鱸形目隆頭魚亞目慈鯛科的其中一,分布於非洲馬拉威湖流域,為特有種,體長可達25公分,棲息在植被生長淺水域,以腹足類為食,生活習性不明,可作為觀賞魚。

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