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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Abstract The caeapo 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. Here we assess the structure of phenotypic variation in G. Email this article Login required.

Gymnotus carapo Linnaeus, РGymnote rayé РPrésentation

Habitat Tends to inhabit sluggish or still waters and seems to prefer turbid environments. You can sponsor this page. Add your observation in Fish Watcher Native range All suitable habitat This map was computer-generated and has not yet been reviewed. There are also some morphometric variations depending on location.

Human uses

Ctenobrycon and Curimata and plant matter Ref. Uses its long anal fin for locomotion. Estimates cafapo some properties based on models Phylogenetic diversity index Ref. Views Read Edit View history. These results support the use of the subspecies, gymnotuw not the species, rank to recognize and name these regionally delimited taxonomic entities.


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.

Banded knifefish – Wikipedia

Medium, minimum population doubling time 1. Dried foods are not usually accepted. Sounds Ciguatera Speed Swim.

Parental care is provided by the male. You must caraoo logged in to post a comment. Summary page Point data Common names Photos. Keywords Pisces, Alpha taxonomy, biodiversity assessment, species delimitation, taxonomic inflation. Freshwater; benthopelagic; pH range: Subscription Login to verify subscription.

This makes it the most widespread species of Gymnotus. 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. Mouth brooding by males is observed in this species Ref. Feed live and frozen foods such as bloodwormprawns, earthworms, tubifex etc. It also gymmnotus electroreceptors, which allow the fish to receive electrical signals.

Revision of the polytypic electric fish Gymnotus carapo Gymnotks, Teleosteiwith descriptions of seven subspecies. The male sits on a depression with its anal fin expanded horizontally guarding a cluster of larvae. Small fish will be eaten, but it can be combined with other similarly-sized species in a big enough tank. This page was last edited on 13 Julyat By using this site, you agree to the Terms of Use and Privacy Gymnotua.

Banded Knifefish

Gymnotoidei from Middle America, with a key to species of Gymnotus”. Old illustrations uppermost showing shape well, lower typical colors. This map was computer-generated and has not yet been reviewed. Gymnotus carapo Linnaeus Like other Gymnotids, it produces a weak electric field using specially-adapted muscle tissue located towards the tail.


More larvae are spread out in gymnots litter up to 2 m away 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. Found also in shallow edges of streams Ref. However, it is not known from deep river channels.

Native range All suitable habitat.

User Username Password Remember me. Main reference Upload your references References Coordinator: Feeds mainly at night on worms, insects e.

Males provide parental care in nests excavated for eggs and larvae Ref. 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. Phylogenetic diversity index Ref. Article Tools Print this article.

Also responds to vibratory stimuli water waves: Gymnotidae Weakly electric fish Fish described in Email the author Login required. It also has a modified swimbladder that acts as an accessory breathing organ.