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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Banded knifefish

Gymnotus carapo Linnaeus Views Read Edit View history. There are also some morphometric variations depending on location. Phylogenetic diversity index Ref. It also has a modified swimbladder that acts as an accessory breathing organ. It breeds during the wet season and is a paternal mouthbrooder with the male also building a nest, in which he broods and protects the eggs and fry.

How to cite item. A very widespread species in both Central and South America. Small fish will be eaten, but it can be combined with other similarly-sized species in a big enough tank. In other projects Wikimedia Commons Wikispecies. Banded knifefish Old illustrations uppermost showing shape well, lower typical colors Scientific classification Kingdom: Males provide parental care in nests excavated for eggs and larvae Ref.


Can survive when ditches, canals and small ponds dry out. The male sits on a depression with its anal fin expanded horizontally guarding a cluster of larvae. Gymnotoidei from Middle America, with a key to species of Gymnotus”.

User Username Password Remember me. Keywords Pisces, Alpha taxonomy, biodiversity assessment, species delimitation, taxonomic inflation. Tends to inhabit sluggish or still waters and seems to prefer turbid environments.

The strength and details of this pattern varies, both individually and depending on region. Mouth brooding by males is observed in this species Ref. Uses its long anal fin for locomotion. Gymmnotus vulnerability 37 of Inhabits turbid slow moving or standing waters Ref.

Retrieved from ” https: Proceedings of the Biological Society of Washington. This species, as with all Gymnotiformes, is an electric fish that has the capability to generate weak electric charges, and then measure the disturbance in the field of electricity created. More larvae are spread out in leaf litter up to 2 m away Ref. Articles with ‘species’ microformats.

A review found that these were insufficient for recognizing the populations as separate species, but did recommend recognizing them as subspecies: Add your observation gymnottus Fish Watcher Native range All suitable habitat This map was computer-generated and has not yet been reviewed.

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. You can sponsor this page. 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.


Our results demonstrate significant, but not diagnostic, differences among specimens representing seven new subspecies: Subscription Login to verify subscription.

Found also in gymnotys edges of streams Ref.

This map was computer-generated and has not yet been reviewed. Feed live and frozen foods such as bloodwormprawns, earthworms, tubifex etc. Entered by Torres, Armi G.

Parental care is provided by the male. Possible tankmates include large, robust cichlids such as Cichla or Geophagus sp.

Gymnotus carapo, Banded knifefish : aquarium

Feeds mainly at night on worms, insects e. Large stones and pieces of bogwoodtwisted carzpo, and live plants all look good. You must be logged in to post a comment.