Genus, Cichlasoma Swainson, – American cichlids. Species, Cichlasoma istlanum (Jordan and Snyder, ) – mojarra del Balsas, redside cichlid. Cichlasoma istlanum is a species of ray-finned fishes with 5 observations. I just picked up 4 Red Istlanum last week. 3 of them from COA and 1 male from Rapps. The ones from COA are Gmfishnuts original strain and.

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My observations on ‘Cichlasoma’ istlanum show that they are usually a shy gregarious fish moving close to the river floor in small groups among the banks, stopping once in a while to shovel their mouths several times in the sandy or muddy bottoms to get a mouthful of substrate that they filter in search for any edible matter, proceeding afterwards to spit the rest back to the substrate.

Cichlasoma istlanum – Aquarium Glaser GmbH

The eggs hatch after two days under aquarium conditions and small wrigglers are placed in the bottom of the cave where they remain until they become free swimming after five days in aquarium. People awareness of the species existence and understanding of their biology are a beginning force to convince others of the importance to preserve the unique and once proud fauna of our world. Your name or email address: Plant life is found in some rivers in the form of large weeds that the fish ciclhasoma for cover Rio Amacuzacbut mostly no aquatic plants are found in the main courses of the rivers where istlanum lives.

They look real good bro I will defiantly get some females out to you,I just wish that they didn’t get hit with bloat good news is that at least some are recovering lost a few though,but when they make a complete recovery you can be sure to expect some bro.

The mullet so called “Fire land ishlanum, Agonostomus monticola, and the tetra Axtyanax fasciatus, are also found in the whole range. It has been suggested then that Istlanum according cichalsoma it’s feeding technics could be considered part of the genus Nandopsis Gill Konings,but recently Dr.

You can already see the nice hump this guy is getting I just pulled him fro the and divided him with the second female in a 55 for now and added the larger male to the Basic color base is yellowish, lighter in the lower half of the body and much darker to brown in the upper one, the lower part also with a lot of red.

Cichla is another genus of cichlid. Documents Articles Breeding tanks Interviews. Males can grow up to 30 cm in length, ostlanum always stay smaller.


At her return, they flank each other like a sign of taking the turn and the male then disappear from the area. Big boulders are however very usual in the fish range, and those are efficiently used by Istlanum for cover purposes, something that makes them hard to collect with the use of nets.

The chemistry of the Balsas water is from neutral to alkaline and hardness readings are from hard to very hard. Here the fish also represents the only naturally occurring species of cichlid. Subgenus that after a year was relegated to a section of Cichlasoma by the same Regan I just picked cochlasoma 4 Red Istlanum last week. Every scale on the flanks show a blue spot larger than those in cichlsaoma ventral area.

The Grotto Last Seen: Catalog Cichlids Ecoregions Match the id. Fry can be watched grazing on any surface, but with predilection for rocks where they seem to find attached algae and small invertebrates. Please note that we exclusively supply the wholesale trade. The overall shape of the fish is elongated with cichlaasoma compressed body, a slightly curved profile with a concavity above the eye and a slightly exposed almost straight pre-maxillar pedicel.

Ex-Cichlasoma Istlanum

A minnow, Algansea aphanea, is also found in rivers Coahuayana and Armeria and the redhorse sucker Moxostoma austrinum in Rio Armeria. Of course these fish need large tanks and an equipment that fits their needs, but if these things are given any aquarist will for sure enjoy keeping them. The istllanum of ‘Cichlasoma’ istlanum is not restricted to the Balsas river system, but it also extends to smaller systems west to Sierra Coloma at N.

The female then deposits well above five hundred small, almost invisible yellowish eggs on the ceiling of the rock, not thoughtfully cleaned for this purpose; the male then proceeds to fertilize them.

Rio Ixtla cichlid, Red bellied cichlid Text: In normal coloration the fish shows several black blotches along the middle part of the flanks, those more conspicuous being istlznum first, located at the base of the head, one in the middle of the body which is the only one seen in juvenilesand one at the base of the caudal fin, those first and last ocelated with small scales containing blue spots in the middle.

It’s not easy for most people or other “regular” fish keepers to understand why we maintain this type of collection and spare no expense on this fascinating hobby.

This is why the that waters of the lower balsas rivers cannot be expected to be very clear, so that only in the headwaters of smaller affluents is there visibility in the dry season. Yellow on the head, as well as the blue iridescent spots on the scales and fins, also intensifies on both sexes. I had a big rebular pair and a smaller tangerine pair from Conkel.


Breeding activity takes place during the dry season in the slower flowing parts of the rivers near the shores, normally on muddy substrates where the pairs already formed look for a rock where they dig a small cave that fit them at the base of it.

So, it seems ‘Cichlasoma’ Istlanum will have to wait for a genus of his own when more study is carried on about the former Middle American representatives of the genus Cichlasoma. Dorsal and anal fins with filaments that extend beyond the middle of the rounded caudal fin, in some cases the dorsal filament beyond the end of it.

Hopefully, through this site and discussion forums we can encourage the next generation of Monster Fish Keepers to have the same passion and love we have for the hobby and our Monster Fish.

I have done extensive collecting with casting nets in rivers in the Colima state, but wasn’t able to catch a single specimen. In this situation they look like a peaceful fish.

I had a few hundred from wrigglers in a 40 long by themselves and they tore each other up.

Our specimens are German bred. A ‘Cichlasoma’ istlanum pair changing turns in the care of the spawn, Papagayo River, Mezcala, Balsas. Nevertheless, the absence of natural geographical accidents like waterfalls in the lower rivers leaves a very large uninterrupted range for Istlanum, much larger than the majority of the ranges known for Central American cichlids. Jan 9, Messages: Jun 18, Messages: Do you already have an account? Articles for sale Beautifully formatted and wonderfully illustrated PDF articles about all matters relative to cichlids.

Sadly the species is more and more under pressure due to cichlasomz introduced Amatitlania nigrofasciatum Zebra cichlid. This makes the fish one of the important food fish in the region. Fins are translucent showing blue iridescent spots and small red lines that become dots in the first third of the caudal fin. I love this species FWP and they are on the C. Retrieved on December 31,from: