Preliminary descriptions of new genera and species of tetragonopterid characins. Pdf embryonic and larval development of black skirt tetra. In addition, major histomorphological changes and the. In the wild habitats are in mato grosso, paraguay and rionegro rivers. The capability and capacity of various tissues in black tetra gymnocorymbus ternetzi boulenger, family characidae, to take up horsespleen ferritin from the blood stream are described. It is native to the paraguay river basin of southcentral brazil mainly pantanal region, paraguay and northeast argentina, but there are also populations in the upper parana and paraiba.
In the head kidney from specimens injected intraperitoneally with horsespleen ferritin, numerous large cells were tightly packed by yellowbrown granules when the period of time between injection and. Black skirt tetra, black widow tetra age of aquariums freshwater fish black skirt tetra gymnocorymbus ternetzi. Black skirt tetra gymnocorymbus ternetzi discus madness. These cells were sacshaped, very numerous, and embraced by ordinary epithelial cells with highly variable shape, throughout the entire length of oesophagus. Its a good fish for the beginner because it is very hardy, undemanding, and easily bred. Live fish shipping costs go by zone click here to find your zone. Continuing to use this website means you agree to our use of cookies. The black skirt tetra and white skirt tetra are two very different color variations of the same species, gymnocorymbus ternetzi. The hot springs area of colorado where this fish was found is at an altitude of 8,000 ft and has very cold winters, but l. However, they have adapted to tank conditions quite well and now the fish is widely spread in aquariums.
The gymnocorymbus ternetzi was first described in 1895 by boulenger, and then it was brought to europe in 1933. It is sometimes confused with the black phantom tetra. It inhabits in the rivers of mato grosso, paraguay and rionegro. Black tetra gymnocorymbus ternetzi gymnocorymbus ternetzi is a kind of freshwater fishes of the characidae family. Abstract of a report on a large collection of fishes formed by dr. Effect of hypoxanthine3 n oxide and hypoxanthine1 n. Induction of triploidy in gymnocorymbus ternetzi boulenger. There are currently 4 recognized species in this genus. Sep 08, 2017 the black widow or black tetra is an aquarium fish, living in group. The black tetra gymnocorymbus ternetzi is a characid teleost native to the amazon river basin and is a popular species in the ornamental fish trade. The purpose of this paper is giving an extensive overview of the cranial skeleton of gymnocorymbus ternetzi boulenger, 1895 in a form of a formalized scheme that reflect its bauplan german for. The black tetra gymnocorymbus ternetzi is also known as the black widow tetra or blackskirt tetra. Black widow tetra gold gymnocorymbus ternetzi black widow tetra gold gymnocorymbus.
From the characid family, its an easytomaintain fish. Gymnocorymbus is placed under stethaprioninae subfamilia by fishbase. Dec 10, 2015 image of gymnocorymbus ternetzi by juan r. The black tetra grows a little larger than most other tetra species, but theyre just as peaceful and hardy as the others, being quite suitable for beginners. Origin edit edit source black widow or skirt tetra is native to bolivia, brazil and northern argentina where it can be found in the middle and upper water layers or river basins. Histological, histochemical and biochemical characterization. My black tetras are usually the first fish to snap up a meal. The aquarium should be planted so that densely planted areas as well as. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. The white skirt tetra has the same shape but is solid white in color. Zuckerman personal communication suggested that some introduced species might spread downstream during warmer months and reach other thermal refugia. Collection info point map species profile animated map. Chandran department of animal science, bharathidasan university, tiruchirappalli 620024, india abstra ct.
Profile of the black skirt tetra gymnocorymbus ternetzi. The species has been a staple of the tropical ornamental fish aquaculture industry in. Gymnocorymbus ternetzi blackskirt tetra is best kept in a well planted aquarium with floating plants. Mucin in epithelial cells in oesophagus and stomach of. No need to raise the watertemperature, although higher temps2528 will increase the chance for succes. Black widow tetra gold gymnocorymbus ternetzi a to. The black skirt tetra is a perennial favorite, a constant staple for more than half a century. Frozen, brine shrimp, blood worms, mosquito larvae water conditions. This species is ubiquitous in most dealers tanks and is one of the best choices for the newcomer to fishkeeping. Gymnocorymbus ternetzi will spawn in schools between plants. In addition, major histomorphological changes and the allometric growth patterns during larval development have been described. The embryonic and larval development of black skirt tetra, gymnocorymbus ternetzi, are described under controlled laboratory conditions. Food and drug administration and two state agencies, critics argue that the risk.
Embryonic and larval development of black skirt tetra. Frankel from the department of biology, howard university, washington, dc 20059. Histological, histochemical and biochemical characterization of larval digestive system ontogeny in black tetra gymnocorymbus ternetzi to inform aquaculture weaning protocols. We do not use these to store personal information about you.
Electric green tetra gymnocorymbus ternetzi pet world. The tetra gymnocorymbus ternetzi exhibits two phenotypes associated with trunk banding. Origin edit edit source black widow or skirt tetra is native to bolivia, brazil and northern argentina where it can be found in. Growth rate and body condition in relation to group size. Gymnocorymbus ternetzi boulenger, 1895 the black tetra gymnocorymbus ternetzi, also known as the black skirt tetra, petticoat tetra, highfin black skirt tetra, black widow tetra and blackamoor, is a freshwater fish of the characin family characidae. Black tetra gymnocorymbus ternetzi tropical fish keeping. It is comprised of many of the freshwater articles from the website. The black widow or black tetra is an aquarium fish, living in group. The black skirt tetra is the natural form and has two black bars on its sides and fades from silver in the front to black towards the rear. Gymnocorymbus is a genus of small characins from the amazon, paraguay, orinoco, courantyne, gurupi and parnaiba river basins in south america. You can use it as a guide in setting up your freshwater aquarium or use it as a species reference when visiting the local fish store. As with any such fish, numerous varieties have been bred and established, including longfin, pale, and completely white strains. It can be a fin nipper, however, so it should not be kept with.
These tetras are popular in the aquarium trade species. Gymnocorymbus ternetzi black widow tetra seriously fish. If any of these links doesnt work, let us know, please. E nativo do rio paraguai e do rio guapore na bacia hidrogafica do sul do brasil, argentina, e bolivia. However, it is not a legal authority for statutory or regulatory purposes. Taxonomic revision and molecular phylogeny of gymnocorymbus eigenmann, 1908 teleostei, characiformes, characidae. Endocytosis of horsespleen ferritin in the black tetra. Induction of triploidy in gymnocorymbus ternetzi boulenger 12b. Lascorz own work, april 2010 via wikimedia commons. Pseudosellacotyla lutzi freitas, 1941, at present included in the faustulidae, is redescribed, and its life cycle was resolved experimentally.
The black tetra gymnocorymbus ternetzi, also known as the black skirt tetra, petticoat tetra, highfin black skirt tetra, black widow tetra and blackamoor, is a freshwater fish of the characin family. All the fish sold in the trade have been captive bred and as such are unfussy regarding water chemistry and diet. Media in category gymnocorymbus ternetzithe following 30 files are in this category, out of 30 total. Group size did not differ for any growth parameter, measured at p download help gymnocorymbus ternetzi tsn 162891. Black tetra, gymnocorymbus ternetzi black widow, blackskirt tetra. Gymnocorymbus ternetzi gyneteoverview eppo global database. Gymnocorymbus ternetzi wikipedia, a enciclopedia livre. The black tetra gymnocorymbus ternetzi was described by boulenger in 1895. The change of state in the central nervous system ofgymnocorymbus ternetzi after detection of hypoxanthinelnoxide, hypoxanthine3noxide, and of the alarm substance from conspecifics was measured quantitatively by means of the fishes equilibrium behavior. Its an active species and prefers plenty of open swimming space, along with some quieter areas. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Discover how to deal with it, which aquarium, how to feed it, how it. This tetra is a real beauty in a community aquarium.
Three species of transgenic fluorescent ornamental fish are commercially available to the public in the united stateszebra danio danio rerio, black tetra gymnocorymbus ternetzi, and tiger barb systomus tetrazona. Proceedings of the zoological society of london, 1895 3. Gymnocorymbus ternetzi from the rio paraguay basin. This kind of fish has easily adapted to aquarium conditions, it breeds easily and has a. Histochemical properties of the mucus cells in oesophagus and stomach in a teleost, black tetra gymnocorymbus ternetzi, are described and compared. Gymnocorymbus ternetzi details fish of the month tfh. Gymnocorymbus ternetzi boulenger, 1895 common name. Additional names black tetra, skirt tetra, black skirt tetra, butterfly tetra, black widow tetra, white skirt tetra, petticoat tetra, goldskirt tetra, strawberry tetra, blueberry tetra additional scientific names moenkhausia ternetzi, tetragonopterus ternetzi. The fish swam freely in a tiny cage, illuminated horizontally from one side.
The black tetra gymnocorymbus ternetzi is also known by tropical fish keeping enthusiasts as the black skirt tetra, petticoat tetra, highfin black skirt tetra, and black widow tetra. Despite qualitative assessments of the risks of these transgenic fishes by the u. Black widow tetra gold gymnocorymbus ternetzi a to z. The tetra gymnocorymbus ternetzi boulenger characidae is particularly popular with hobbyists, since it is attractive in appearance, undemanding in maintenance, and easily bred. Pdf embryonic and larval development of black skirt.
The black tetra, gymnocorymbus ternetzi boulenger is being widely used in the ornamental fisheries industry. Simply use the form available at the bottom of this page. Gymnocorymbus species list mirror site1, mirror site2, 3, 4 itis link. The black tetra is a peaceful, shoaling tetra that is found in the paraguay and guapore river basins of southern brazil, argentina, and bolivia. Okay, so maybe the previous blog i wrote wasnt so well received in terms of number of views. Inheritance of trunk banding in the tetra gymnocorymbus. Ternetz in matto grosso and paraguay, with descriptions of new species. Pdf descriptive osteology of gymnocorymbus ternetzi. Sexing edit edit source females are slightly bigger than males and have a larger belly. Usually spawning will take place in schools between plants where the eggs are deposited. Sep 20, 2010 make fish tank goldfish, koi with 2 styrofoam boxlam h. It has a large distribution in paraguay and the rio guapote basin, but is also found in bolivia and argentina tavares 1997. Gymnocorymbus ternetzi blackskirt tetra is suitable for community aquariums.
Freshwater aquarium ebook 9 foreword thanks for downloading s freshwater aquarium ebook. It will show its best colours when there are some dense areas of planting, with some floating vegetation added to dim the light entering the tank. Other common names it is known by are the black widow tetra and the blackskirt tetra. General information about gymnocorymbus ternetzi gynete this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. The intense black colouration of juveniles does fade as they grow, but adult fish provide a subtle contrast to most other commonly kept species. Zoological results of the thayer brazilian expedition.
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