Characodon geddesi Regan, Cyprinus viviparus Bustamante, Girardinichthys innominatus Bleeker, Limnurgus variegatus Günther, PDF | A population of the Chapultepec splitfin Girardinichthys viviparus was found in the urban Lake Alameda Oriente. Biometry data for. This study evaluates the estrogenic effects of these compounds on the black-fin goodeid Girardinichthys viviparus, an endangered fish species in Mexico with a.

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GirardinichthyysMiranda et al. Surveys should be over a time frame appropriate to the taxon’s life cycle and life form. The maximum known SL is 65mm Miller et al, The terra typica has been given with Mexico City.

Species categorized as Near Threatened NT.

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Gill – who translated a letter in from Don Joseph Anthony de Alzate y Ramirez, who observed the transit of the Venus in – this Don Alzate forwarded some preserved viviparous scaly fishes in to the Royal Academy of Sciences in Paris. We need to more than double the number of wild species plants, animals and fungi assessed Our new goal isspecies by girrdinichthys Guenther had chosen the scientific name Limnurgus variegatus to “purge the barbarous” name Girardinichthys innominatusgiven by Bleeker six years before.

Bustamante as Cyprinus viviparusso this species name had to be accepted finally. Javascript is required to view this map.

It prefers clear to murky water and depths between 0. A bluish glimmer can be seen with some specimens.

Occurrence of the fish Girardinichthys viviparus (Cyprinodontiforme

Please enter your e-mail address and password below. The abbreviation for an ESU is composed of the first 3 letters of the genus, followed by the first 2 letters of the species name and an ongoing number in each species. Further examinations in this 3 habitats showed a different abundance and threat of the species.

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The Mexcalpique inhabited originally the endorheic basin of the Lago de Texcoco. To save searches and access a historical view of information you have downloaded you are required to register for an account.

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The IUCN Red List Categories and Criteria are intended to be an easily and vviviparus understood girardonichthys for classifying species at high risk of global extinction.

Meanwhile, a study from Salgado et al revealed that in 2 of 5 known habitats, including the Laguna de Zumpango and the Requena Reservoir, this species has disappeared again and has survived only in the three lagos de Chapultepec in Mexico City. A taxon is Extinct In The Wild EW when it is known only to survive in cultivation, in captivity or as a naturalized population or populations well outside the past range.

The paired fins are clear. A taxon is Extinct EX when there is no reasonable doubt that the last individual has died. During courtship the males become totally blackish to black. We need to more than double the number of wild species plants, animals and fungi assessed. Most parts of this Lake disappeared during the last decades, and with this parts disappeared also Girardinichthys viviparus.

A taxon is Vulnerable VU when the best available evidence indicates that it meets any of the criteria A to E for Vulnerable, and it is therefore considered to be facing a high risk of extinction in the wild.

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A taxon is Endangered EN when the best available evidence indicates that it meets any of the criteria A to E for Endangered, and it is therefore considered to be facing a very high risk of extinction in the wild. The drainage of the Valley coupled with the rapid expansion of Mexico City led to a drastic decline in the distribution and abundance of G. If you throw these little fishes into water, they will swim as well as if they had been long accustomed to live in that element.

Chapultepec splitfin – Wikipedia

Species categorized as Endangered EN. This is of course not legimitated. Conservation status and population trends of Mexican Goodeids Lyons, It was the first species of Cyprinodonts, where livebearing has been observed. Meek noted a not-coiled intestinal canal, about the length of the vkviparus and small, pointed teeth, all indicates of a carnivorous nutrition.

A taxon is Near Threatened NT when it has been evaluated against the criteria but does not qualify for Critically EndangeredEndangered or Girardinichtuys now, but is close to qualifying for or is likely to qualify for a threatened category in the near future.

Species vlviparus as Critically Endangered CR. Register for an account To save searches and access a historical view of information you have downloaded you are required to register for an account.