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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These cafapo support the use of the subspecies, but not the species, rank to recognize and name these regionally delimited taxonomic entities. Phylogenetic diversity index Ref.

Banded knifefish

Retrieved from ” https: Entered by Torres, Armi G. It also possesses electroreceptors, which allow the fish to receive carspo signals. Inhabits turbid slow moving or standing waters Ref. Our results demonstrate significant, but not diagnostic, differences among specimens representing seven new subspecies: Articles with ‘species’ microformats. Estimates of some properties based on models Phylogenetic diversity index Ref.

Gymnotus carapo, Banded knifefish : aquarium

Feeds mainly at night on worms, insects e. Large stones and pieces of bogwoodtwisted roots, and live plants all look good. Central and South America: Also responds to vibratory stimuli water waves: 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.


However, it is not known from deep river channels. Gymnotus carapo Linnaeus We use multivariate statistics to quantify phenotypic differences within and among subspecies and species in aspects of pigmentation, caliper-based morphometrics, geometric morphometrics, carapl, and osteology.

This page was last edited on 13 Julyat Tends to inhabit sluggish or still waters and seems to prefer turbid environments.

Relationship between EOD pattern and agonistic behavior in this species has been demonstrated Refs. Banded knifefish Old illustrations uppermost showing shape well, hymnotus typical colors Scientific classification Kingdom: It also has a modified swimbladder that acts as an accessory breathing organ. Habitat Tends to inhabit sluggish or still waters and seems to prefer turbid environments.

Medium, minimum population doubling time 1. Main reference Upload your references References Coordinator: Revision of the polytypic electric fish Gymnotus carapo Gymnotiformes, Teleosteiwith descriptions of seven subspecies. Abstract 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 Fymnotus of Venezuela to the Pampas of northern Argentina.

Ctenobrycon and Curimata and plant matter Ref. Possible tankmates include large, robust cichlids such as Cichla or Geophagus sp. Gymnotoidei from Middle America, with a key to species of Gymnotus”. This map was computer-generated and has not yet been reviewed.


Shows auditory abilities, responding best to a frequency of Hz, with an upper limit above Hz 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. How to cite item. A very widespread species in both Central and South America.

Sounds Ciguatera Speed Swim. A review found that these were insufficient for recognizing the populations as separate species, but did recommend recognizing them as subspecies: 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 Tymnotus.

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The male sits on a depression with its anal fin expanded horizontally guarding a cluster of larvae. Keywords Pisces, Alpha taxonomy, gyknotus assessment, species delimitation, taxonomic inflation. You can sponsor this page.