Tabella riassuntiva sulla specie Xiphophorus

Xiphophorus' species summary


Xiphophorus alvarezi. Upland Swordtail Status in nature:- Common. Status in hobby:- Being maintained. Range:- Southern Mexico, Guatemala - interior valleys. Morphs:- many spotted, orange sword, green sword, one red stripe.

Xiphophorus andersi. Anders Platyfish (Rio Aloyac Platyfish) Status in nature:- Very restricted Status in hobby:- Being maintained Range:- Headwaters of Rio Atoyac Comments:- Females grow twice the size of males

Xiphophorus birchmanni. Sheepshead Swordtail Status in nature:- Common Status in hobby:- Being maintained Range:- extensive, SE. Rio Panuco Basin, low to high elevations, eastern slope, Sierra Madre. Morphs:- various spotting pattern, also yellow Comments:- Is found in cool water 580F /130C

Xiphophorus clemenciae. Yellow Swordtail Status in nature:- Restricted but common Status in hobby:- Not established Range:- Rio Sarabia, adjacent area. Comments:- Salmon coloured sword, stripes 3-4, salmon spots on dorsal and caudal fin. As easy to breed as Xiphophorus helleri.

Xiphophorus continens. El Quince Swordtail Status in nature:- Very restricted but common Status in hobby:- Being maintained Range:- Rio Ojo Frio, tributary of Rio Gallinas. Comments:- smallest male in genus, female grows quite large.

Xiphophorus cortezi. Cortes Swordtail Status in nature:- Common Status in hobby:- Established Range:- Rio Panuco, only near mountains and foothills Morphs:- many, also size in males is geneticically sex-linked Comments:- In nature is found in rock work, in aquaria does best with rocks.

Xiphophorus couchianus. Monterrey Platy (Monterrey Platyfish) Status in nature:- Extinct 1961 Status in hobby:- Being maintained Range:- (former) Huasteca Caynon Comments:- All stocks of fish derived from Osborn Lab. Collected by Dr. Klaus, D.Kallman, Apodaca Platyfish, status as species not confirmed.

Xiphophorus evelynae. Puebia Platy (Highland Platyfish) Status in nature:- Common Status in hobby:- Established Range:- headwaters of Rio Tecolutla, exact range not established Morphs:- different colours and spots.

Xiphophorus gordoni. Quatrocienegas Platy (Northern Platyfish) Status in nature:- Endangered Status in hobby:- Established Range:- Laguna Tecla, very restricted, found in small spring fed lakes in Cuatra Cienegas Basin, Coahuila Comments:- when kealthy, males especially get a blue matallic sheen.

Xiphophorus helleri. Green Swordtail Status in nature:- Very common Status in hobby:- Established Range:- Mexico to Belize, Honduras and Guatemala Morphs:- countless.

Xiphophorus maculatus Southern Platy (Southern Platyfish) Status in nature:- Very common Status in hobby:- Established Range:- S. Mexico to Belize, were there`s water Morphs:- countless.

Xiphophorus malinche. Highland Swordtail Status in nature:- Common Status in hobby:- Established Range:- SE. Panuco Basin, found in headwaters above 500 to 1300 meters Morphs:- Different colour and bar patterns Comments:- in nature and in aquaria this species pefers floating aquatic vegetation.

Xiphophorus meyeri. Muzquiz Platy (Muzquiz Platyfish) Status in nature:- Endangered Status in hobby:- Established Range:- Melchort - muzquiz, Coahuila Morphs:- Variable spotting in both sexes Comments:- northern most found of genus.

Xiphophorus milleri. Catemaco Livebearer Status in nature:- Common Status in hobby:- Established Range:- Tributaries to Lake Catemaco, Veracruz morphs:- many.

Xiphophorus montezumae. Montezuma Swordtail Status in nature:- Common Status in hobby:- Established Range:- Interior valleys, three river systems Morphs:- Spotted in Rio Gallinas Comments:- in nature some old males have been observed that are dark red.

Xiphophorus multilineatus. High-Backed Pygmy Swordtail Status in nature:- Common but restricted Status in hobby:- Established Range:- Rio Coy, Rio Panuco system Morphs:- large and small males, very rare yellow dorsal in small males.

Xiphophorus nezahuacoyotl Northern Mountain Swordtail Status in nature:- Common Status in hobby:- Established Range:- Rio Panuco, northern tributaries Morphs:- spotted yellow sword.

Xiphophorus nigrensis. El Abra Pygmy Swordtail Status in nature:- Restricted Status in hobby:- Established Range:- Rio Choy, Rio Panuco basin Morphs:- males are large, medium or small. Again this is genetically sex-linked Comments:- when this species is kept at optimum conditions, and with sunlight, it becomes a beautiful metallic, iridescant blue.

Xiphophorus pygmaeus. Slender Pygmy Swordtail Status in nature:- Common but restricted Status in hobby:- Established Range:- Rio Axtia system Morphs:- yellow morph and a very rare regular morph with yellow caudal.

Xiphophorus signum. Comma Swordtail Status in nature:- Common Status in hobby:- Established Range:- Rio Chajmaic, Guatemala. Found in interior rivers Comments:- only species that will not interbreed with other species in the genus.

Xiphophorus variatus. Variable Platy (Variable Platyfish) Status in nature:- Common Status in hobby:- Established Range:- Rio Panuco basin, originally Morphs:- Countless Comments:- in nature, is found from fast flowing rivers to stagnant pools.

Xiphophorus xiphidium. Spiketail Platy (Spike-tail Platyfish) Status in nature:- Common but restricted Status in hobby:- Established Range:- Rio Soto la Marina Morphs:- Cur cresent, peduncle spots, crescent Comments:- live in headwaters,at base of mountains in spring fed streams.

Pubblicato nell’inverno 1991 su Livebearer World, autore sconosciuto


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