Biology. Following flooding of the river banks (Gambia River), this species builds large elliptical floating nests in densely vegetated swamps at depths of about. Gymnarchus niloticus: osteoglossomorph: Life cycle and reproduction: In contrast , Gymnarchus niloticus (Gymnarchidae) prepares a large floating nest from the. Gymnarchus niloticus: pictures (2). To cite this page: Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. The Animal Diversity.

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This produces a symmetrical electric field around its body. Oxford University Press is a department of the University of Oxford.

Sign in via your Institution Sign in. To purchase short term access, please sign in to your Oxford Academic account above. In other projects Wikimedia Commons Wikispecies. Gymnarchus niloticus — commonly known as the abaaba abafrankfishfreshwater rat-tailpoisson-chevalor African knifefish — is an electric fishand the only species in the genus Gymnarchus and the family Gymnarchidae within the order Osteoglossiformes. If you originally niloticua with a username please use that to sign in.

Gymnarchus niloticus

Articles with ‘species’ microformats Commons category link is on Wikidata. This page was last edited on 26 Novemberat Fluorescence in situ hybridization using U2 small nuclear RNA, Rex 6 and some microssatelites as probes showed a scattered distribution among chromosomes.

The adults continue to guard the young after hatching. Connect with us Help us improve the site by taking our survey. Superclass Gnathostomata jawed vertebrates. Bilateria bilaterally symmetrical animals. Please see our brief essay. Most users should sign in with their email address. Classification Kingdom Animalia animals Animalia: Instead, it navigates and hunts smaller fish using a weak electric field similar to that of the related elephantfish. Nearby objects distort this field, and it can sense the distortion on its ghmnarchus.


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The effect of a flower-dwelling predator on a specialized pollination system. Don’t already have an Oxford Academic account? Help us improve the site by taking our survey. Related articles in Google Scholar.

Gymnarchus – Wikipedia

By using this site, you agree to the Terms of Use and Privacy Policy. Abstract Osteoglossiformes is one of the most ancient Early Triassic groups of freshwater teleosts and has at least one representative on each continent of gymnarcnus Southern Hemisphere, miloticus the exception of Antarctica. Gyymnarchus for a complex evolutionary history of mound building in the Australian nasute termites Nasutitermitinae.

Gymnarchus Cuvier Receive exclusive offers and updates from Oxford Academic. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control.

Email alerts New issue alert. Gymnarchus niloticus Conservation status. The results highlight the evolutionary diversification of osteoglossiform fishes.

Retrieved from ” https: Sign In or Create an Account. Data from comparative genomic hybridization experiments with some other African Osteoglossiformes species showed that all these species have an advanced stage of sequence divergence.


Species Gymnarchus niloticus Aba.

Purchase Subscription prices and ordering Short-term Access To purchase short term access, please sign in to your Oxford Academic account above. First chromosomal analysis in Gymnarchus niloticus Gymnarchidae: Wikimedia Commons has media related to Gymnarchus niloticus.

Gymnarchus niloticus | fish |

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Additional Information Encyclopedia of Life. Views Read Edit View history. Ezequiel A de Oliveira.

It furthers the University’s objective of excellence in research, scholarship, and education by publishing worldwide. The simultaneous detection of 18S and 5S nilotiicus DNAs showed gymnatchus and non-syntenical locations for such sequences, and a Chromomycin A3-positive band was observed, which is co-localized within the 18S ribosomal RNA gene sequences.

You do not currently have access to this article. Retrieved 7 January Gymnarchus niloticus Aba Facebook. Citing articles via Google Scholar. Class Actinopterygii ray-finned fishes.