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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ADW doesn’t cover all species in the world, nor does it include all the latest scientific information about organisms we describe. Gymnarchus Cuvier First chromosomal analysis in Gymnarchus niloticus Gymnarchidae: The ADW Team gratefully acknowledges their support.
The results highlight the evolutionary diversification of osteoglossiform fishes. Sign In Forgot password? Close mobile search navigation Article navigation. Don’t have an account? Luiz A C Bertollo.
Among its six described families, the Gymnarchidae occurs in many African rivers, including the river Nile, where Gymnarchus niloticus is its only representative. To purchase short term access, please niiloticus in to your Oxford Academic account above. Also like the elephantfish, it possesses an unusually large brain, which is believed to help it interpret the electrical signals.
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The simultaneous detection of 18S and 5S ribosomal DNAs showed simple 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. Views Read Edit View history. Purchase Subscription prices and ordering Short-term Access To purchase short term access, please sign in to your Oxford Academic account above.
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IUCN Red List of Threatened Species
Related articles in Google Scholar. Receive exclusive offers and updates from Oxford Academic. Strong, but incomplete, mate choice discrimination between two closely related species of paper wasp. Class Actinopterygii ray-finned fishes.
Help us improve the site by taking our survey. Instead, it navigates and hunts smaller fish using a weak electric field similar to that of the related elephantfish. Species Gymnarchus niloticus Aba. Please see our brief essay. Oladele Oladele Ilesanmi Jegede. You could not be signed in. Fluorescence in situ hybridization using U2 small nuclear RNA, Rex 6 and some microssatelites as probes showed a scattered distribution among chromosomes.
Gynmarchus we edit our accounts for accuracy, we cannot guarantee all information in those accounts. This produces a symmetrical electric field around its body.
This page was last edited on 26 Novemberat The adults continue to guard the young after hatching.
Gymnarchus – Wikipedia
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