GEOPHAGUS ARGYROSTICTUS PDF

got these a few weeks ago now and at approx cm now have 5 in total, after the water change tonight there was some breeding behaviour. Geophagus argyrostictus Kullander, AphiaID. (urn:lsid: :taxname). Classification. Biota; Animalia. Geophagus is a genus of cichlids that mainly live in South America as far south as Argentina Geophagus altifrons Heckel, ; Geophagus argyrostictus S. O. Kullander, ; Geophagus brachybranchus S. O. Kullander & Nijssen,

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Sexual Dimorphism Juveniles are impossible to sex accurately by external means unless spawning when the ovipositor of the female is clearly visible.

Reproduction Unlike the majority of congeners which practice mouthbrooding this species is a substrate -spawner adopting a fairly basic strategy. In terms of tankmates other cichlids are generally best avoided although we know of several instances argyrostiictus which this species has been maintained long-term alongside members of the G.

Cichlid fishes of the Amazon River drainage of Peru.

Human uses

This species is relatively rare in the hobby but sometimes available from specialist retailers or private breeders. You must be logged in to post a argyrotsictus. Fully- mature males tend to be a little larger and have longer finnage than females with dominant individuals often developing a pronounced nuchal hump.

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Geophagus Heckel Brill, Leiden, The Netherlands: This page was last edited on 18 Novemberat Here they dig a large pit which may be defended for some days before a smaller site is selected within it just prior to spawning. Isaac, – Ecotropica Spawning occurs in typical style with the female laying one or more rows of eggs before the male moves in to fertilise them, the process being repeated numerous times over a period of an hour or two.

Juveniles are impossible to sex accurately by external means unless spawning when the ovipositor of the female is clearly visible. Retrieved from ” https: After around 3 days 70 hours at Other fishes are not tolerated in the vicinity of the pit and in smaller aquaria may need to be removed.

Geophagus is a genus of cichlids that mainly live in South America as far south as Argentina and Uruguaybut a single species, G. In other projects Wikimedia Commons Wikispecies.

Winemiller, – Zoologica Scripta 34 6: Ichthyological Explorations of Freshwaters, 26 3: A degree of patience is also required geophahus it can be at least a year until they become sexually mature. Other species occuring in the Xingu are too numerous to mention but the following are some examples of those that have been collected in the same habitats as G.

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Cichlidaethree new species from Venezuela. Staeck, – Zoologische Abhandlungen Dresden Cichlidae from the drainage of the upper rio Orinoco argyyrostictus Venezuela. Archived from the original PDF on Not to be confused with geophagy. Zoologische Abhandlungen Dresden There are currently 28 recognized species in this genus.

Assis, – Zootaxa Swedish Museum of Natural History. Later molecular studies by Farias et al. Wikimedia Commons has media related to Geophagus. By using this site, you agree to the Terms of Use and Privacy Policy.

Geophagus diamantinensisa new species of the G.

Geophagus argyrostictus : aquarium

Some cichlids previously included in this genus have been reallocated to BiotodomaGymnogeophagus or Satanoperca. Taphorn, – Zootaxa Views Read Edit View history. Cichlidae from the rio Parnaiba basin, Brazil. Post-hatching both adults normally continue to guard the fry for a period although in some cases the female continues alone.

There are three main groups: The spawning surface is normally a solid object within the territory of the pair and is cleaned thoroughly before any eggs are deposited.