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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Retrieved from ” https: Like other Gymnotids, it produces a weak electric field using specially-adapted muscle tissue located towards the tail.
A review found that these were insufficient for recognizing the populations as separate species, but did recommend gymnktus them as subspecies: This system is used for navigation, finding prey and communicating with other G. Found also in shallow edges of streams Ref. Feed live and frozen foods such as bloodwormprawns, earthworms, tubifex etc.
Old illustrations uppermost showing shape well, lower typical colors. However, it is not known from deep river channels. Males provide parental care in nests excavated for eggs and larvae Ref. The strength and details of this pattern varies, both individually and depending on region. You can sponsor this page. Ctenobrycon and Curimata and plant matter Ref. 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.
Subscription Login to verify subscription. By using this site, you agree to the Terms of Use and Privacy Policy. 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.
Main reference Upload your references References Coordinator: Revision of the polytypic electric fish Gymnotus carapo Gymnotiformes, Teleosteiwith descriptions of seven subspecies.
Collaborators Pictures Stamps, Coins Misc. Keywords Pisces, Alpha taxonomy, biodiversity assessment, species delimitation, taxonomic inflation. Proceedings of the Biological Society of Washington. From Wikipedia, the free encyclopedia.
Small fish will be eaten, but it can be combined with other similarly-sized craapo in a big enough tank. This page was last edited on 13 Julyat We use multivariate statistics to quantify phenotypic gynnotus within and among subspecies and species in aspects of pigmentation, caliper-based morphometrics, geometric morphometrics, meristics, and osteology.
Gymnotus carapo (Banded Knifefish) — Seriously Fish
Shows auditory abilities, responding best to a frequency of Hz, with an upper limit above Hz Ref. A very widespread species in both Central and South America.
Large stones and pieces of bogwoodtwisted roots, and live plants all look good. 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. Article Tools Print this article.
Banded knifefish
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. Relationship between EOD pattern and agonistic behavior in this species has been demonstrated Refs. Entered by Torres, Armi G. Dried foods are not usually accepted.
Can survive when ditches, canals and small ponds dry out. Summary page Point data Common names Photos. There are also some morphometric variations depending on location. Habitat Tends to inhabit sluggish or still waters and seems to prefer turbid environments. Inhabits turbid slow moving or standing waters Ref.
Gymnotus carapo, Banded knifefish : aquarium
Sounds Ciguatera Speed Swim. Parental care is provided by the male. The male sits on a depression with its anal fin expanded horizontally guarding a cluster of larvae. Medium, minimum population doubling csrapo 1. Views Read Edit View history. This makes it the most widespread species of Gymnotus. Possible tankmates include large, robust cichlids such as Cichla or Geophagus sp.
gymnotua Feeds mainly at night on worms, insects e. More larvae are spread out in leaf litter up to 2 m away Ref. Email this article Login required.
Gymnotidae Weakly electric fish Fish described in Native range All suitable habitat. Articles with ‘species’ microformats. It also has a modified swimbladder that acts as an accessory breathing organ. In other projects Wikimedia Commons Wikispecies. Gymnotoidei from Middle America, with a key to species of Gymnotus”.
