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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It also possesses electroreceptors, which allow the fish to receive electrical signals. 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. Email the author Login required. The banded gymnofus Gymnotus carapo is a species of gymniform knifefish native to a wide range of freshwater habitats in South America.
A very widespread species in both Central and South America. The male sits on a depression with its anal fin expanded horizontally guarding a cluster of larvae. Email this article Login required.
Moderate vulnerability 37 of Our results demonstrate significant, but not diagnostic, differences among specimens representing seven new subspecies: Main reference Upload your references References Coordinator: Freshwater; benthopelagic; pH range: Views Read Edit View history. Sign our Guest Book.
This system is used for navigation, carapp prey and communicating with other G. Article Tools Print this article.
Mouth brooding by males is observed in this species Ref. Large stones and pieces of bogwoodtwisted roots, and live plants all look good.
You must be logged in to post a comment. This allows gymnots fish to survive in polluted or hypoxic oxygen-deficient environments, and also comes in useful when waters recede at the end of the wet season if the fish becomes stranded, for example. This map was computer-generated and has not yet been reviewed.
These results support the use of the subspecies, but not the species, rank to recognize and name ghmnotus regionally delimited taxonomic entities. Gymnotidae Weakly electric fish Fish described in Collaborators Pictures Stamps, Coins Misc.
This species, as with all Gymnotiformes, is an electric fish that has the capability to generate weak electric charges, and cafapo measure the disturbance in the field of electricity created. The strength and details of this pattern varies, both individually and depending on region. Estimates of some properties gynmotus on models Phylogenetic diversity index Ref.
Proceedings of the Biological Society of Washington. Habitat Tends to inhabit sluggish or still waters and seems to prefer turbid environments.
Feed live and frozen foods such as bloodwormprawns, earthworms, tubifex etc. Gymnotoidei from Middle America, with a key to species of Gymnotus”. Small fish will be eaten, but it can be combined with other similarly-sized species in a big enough tank. Abstract The banded knife fish Gymnotus carapo is among the most widely distributed, broadly adapted caraapoand 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.
Medium, minimum population doubling time 1. User Username Password Remember me. Add your observation in 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. In other projects Wikimedia Commons Wikispecies. Gymnotus carapo Linnaeus Revision of the polytypic electric gymnootus Gymnotus carapo Gymnotiformes, Teleosteiwith descriptions of seven subspecies.
Feeds mainly at night on worms, insects e. Parental care is provided by the male.