Pearl Cichlid, Geophagus brasiliensis. Source: / Wikimedia Dianne J. Bray, Geophagus brasiliensis in Fishes of Australia, accessed 26 Dec Fish guide for Pearl Cichlid, Geophagus brasiliensis, Pearl Eartheater profile with fish pictures, description and information, Geophagus cichlid care, diet, habitat. G. brasiliensis is a moderately popular ornamental freshwater fish that occurs as an introduced species in the aquatic habitats of at least four.

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Pearl cichlid

Data provided by FishBase. Florida Scientist, 47 3: Pearl Cichlid – Quick Aquarium Care. Acarichthyini — Acarichthys and Guianacara. Reproduction occurred throughout the year in the river population whereas it was restricted to spring and summer in the lagoon population. With such a good combination of characteristics, they are a great fish for beginners and experts alike.

The background colour of G. Bythis species had spread throughout the two main river systems Swan and Canning rivers. South American eartheaters Geophagus the genus and geophahus allies.

Meyer, – Journal of Molecular Evolution 53 2: Further spread of G. Marine and Freshwater Research, 65 5: It is native to southeastern Brazil north btasiliensis BahiaParaguayUruguay and far northeastern Argentina, [1] where it is found in rivers, lakes, and nearby slightly brackish lagoons. Sexual Dimorphism Males grow larger than females, often significantly so, and most dominant specimens develop a nuchal hump to some extent.

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Geophagus brasiliensis (pearl cichlid)

They can be kept alone or in mated pairs. Provide an environment with neutral to slightly acidic geophafus, a pH of 6. Risk of Introduction Top of page G.

Journal of Fish Biology, Upper thermal tolerance ranged from Physiological effects of saline waters on zander. They can live from years with good care.

Exotic fishes of Florida Reviews in Fisheries Science, 4 2: Adult pair with fry; male at front. Meyer, – The Journal of Experimental Zoology 1: Knowing the signs and catching and treating them early makes a huge difference.

These fish will also enjoy plants, but the plants need to be potted with both the soil surface and the roots protected from digging. In the wild they feed on detritus and insects along with algae and weeds found on or under the substrate. It is thought to be caused by a poor diet or lack of variety, lack of partial water changes, or over filtration with chemical media such as activated carbon.

Within the native range of G. To sense “smells” in the water, they suck water in and expel the water right back out after being “sampled” for a short or longer time, depending on how much the cichlid needs to “smell” the water. This will keep the water quality higher over a longer time. As ofthe population has spread and become established throughout the two main river systems of the Geophagis River Estuary, i.

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Additional furnishings are as much a case of personal taste as anything else but the most favoured set-ups tend to feature relatively dim lighting plus some chunks of driftwood and scattered roots or branches.

Pearl cichlid Scientific classification Kingdom: Availability The Pearl Cichlid, also often called the Pearl Eartheater, is readily available both in fish stores and online. De Graaf and Coutts recorded an ontogenetic shift in diet with recruits i. Retrieved from ” https: This page was last edited on 18 Novemberat Distribution Maps Top of page You can pan and zoom the map. Another, more plainly seen difference between the Pearl Cichlid and the other eartheaters is the fact that the Pearl Cichild’s mouth is straight in the front of the face, as opposed to being gophagus under and downward pointing as with most eartheaters.

Wikimedia Commons has media related to Geophagus brasiliensis.