Gymnotus carapo Linnaeus, Taxonomic (Download Help) Gymnotus carapo TSN Notes: Reference for: Gymnotus carapo, banded knifefish . The banded knife fish Gymnotus carapo is among the most widely distributed, broadly adapted (eurytopic), and phenotypically variable fish species in South. Download scientific diagram | Geographic variation in Gymnotus carapo. from publication: Seven new species of the Neotropical electric fish Gymnotus (Teleo- .

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Large stones and pieces of bogwoodtwisted roots, and live plants all look good.

Banded Knifefish

gymnotys Sounds Ciguatera Speed Swim. We use multivariate statistics to quantify phenotypic differences within and among subspecies and species in aspects of pigmentation, caliper-based morphometrics, geometric morphometrics, meristics, and osteology. Like other Gymnotids, it produces a weak electric field using specially-adapted muscle tissue located towards the tail.

Main reference Upload your references References Coordinator: You can sponsor this page. Mouth brooding by males carappo observed in this species Ref. Medium, minimum population doubling time 1.

Old illustrations uppermost showing shape well, lower typical colors. Shows auditory abilities, ggymnotus best to a frequency of Hz, with an upper limit above Hz Ref.

Our results demonstrate significant, but not diagnostic, differences among specimens representing seven new subspecies: Banded knifefish Old illustrations uppermost showing shape well, lower typical colors Scientific classification Kingdom: Ctenobrycon and Curimata and plant matter Ref. The male takes care of the young by mouth broodingand making and watching over a “nest”, a depression in the bottom where the female lays the eggs. The male sits on a depression with its anal fin expanded horizontally guarding a cluster of larvae.

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This page was last edited on 13 Julyat Entered by Torres, Armi G. The banded knifefish Gymnotus carapo is a species of gymniform knifefish native to a wide range of freshwater habitats in South America. Here we assess the structure of phenotypic variation in G. The strength and details of this pattern varies, both individually and depending on region.

Found also in shallow edges of streams Ref.

This map was computer-generated and has not yet been reviewed. This makes it the most widespread species of Gymnotus. Summary page Point data Common names Photos. Feeds mainly at night on worms, insects e.

Banded knifefish – Wikipedia

Uses its long anal fin for locomotion. Tends to inhabit sluggish or still waters and seems to prefer turbid environments. Gymnotoidei from Middle America, with a key to species of Gymnotus”. The banded knife fish Gymnotus carapo is among the most widely distributed, broadly adapted eurytopicand phenotypically variable fish species in South America, with a geographic range of about 14 million km 2from the Llanos of Venezuela to the Pampas of northern Argentina.

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Gymnotidae Weakly electric fish Fish described in Moderate caeapo 37 of By using this site, you agree to the Terms of Use and Privacy Policy. Feed live and frozen foods such as bloodwormprawns, earthworms, tubifex etc. Dried foods are not usually accepted.

Gymnotus carapo Linnaeus, РGymnote rayé РPrésentation

Email the author Login required. Phylogenetic diversity index Ref. The genus Gymnotus has undergone considerable taxonomic revision in recent years, with over 20 new species being described sinceincluding several that were originally considered to be G. User Username Password Remember me. It also possesses electroreceptors, which allow the fish to receive electrical signals.

Subscription Login to verify subscription. Native range Gymmotus suitable habitat. With these, the fish can sense the tiniest of movements as the field around it is disturbed, and navigate in total darkness, useful skills when hunting prey or avoiding predators in the dark. Estimates of some properties based on models Phylogenetic diversity index Ref.