Colombian festivum
Mesonauta egregius
Also known as Egregius flag cichlid
Care at a glance
- Temperature
- 75–82°F (24–28°C)
- pH
- 5.5–7.2
- Adult size
- 4.7 in (12 cm)
- Minimum tank
- 66 gal (250 L)
- Temperament
- Mostly peaceful
- Social behavior
- Solitary
- Tankmates
- Tankmates with caution
- Swim level
- Middle
- Difficulty
- Medium
- Breeding
- Medium
- Rarity
- Rare
- Origin
- Orinoco llanos, Colombia and Venezuela
- Family
- Cichlidae
Overview
The Colombian festivum is a tall, flag-striped cichlid for a calm community, kept as a single fish or a bonded pair. It cruises the upper half of the tank and is peaceful with fish its own size, which is why festivums are a classic companion for angelfish, but it will eat very small tankmates, so choose companions with some care. Feed an omnivore's diet of flake and pellet with frozen foods and some greens. Give it a tank of around 250 liters with tall plants and driftwood it can shelter among, and it will settle and color up.
In the wild
Mesonauta egregius comes from the slow, weedy margins and floodplains of the Orinoco llanos in Colombia and Venezuela, water that is warm and soft to neutral. Aim for a pH between 5.5 and 7.2 and a temperature of about 24 to 28 C. It feels safest with cover overhead, so plant thickly, include some tall plants and floating cover, and add driftwood and leaf litter. Dim, tannin-tinted water suits it and helps show off the dark flag stripe that crosses the body.
Good to know
Mesonauta egregius is a flag cichlid in the family Cichlidae, reaching about 12 centimeters, and was recognized as a distinct western species when the genus was revised in the early 1990s. Its name is Latin for standing out from the flock, or distinguished. Like other festivums it is an open substrate spawner, a pair laying eggs on a leaf or slanted surface and guarding the eggs and fry together.
Did you know
The name egregius means standing out from the flock. It is a slightly ironic label, because the various flag cichlids look so alike that even experts often need to know where a fish was caught to tell the species apart.
Common questions
What size tank does a Colombian festivum need?
A Colombian festivum needs at least 66 gal (250 L). It spends most of its time in the middle.
What temperature and pH do Colombian festivum need?
Colombian festivum are comfortable at 75–82°F (24–28°C) with a pH of 5.5–7.2.
How big do Colombian festivum get?
An adult Colombian festivum reaches about 4.7 in (12 cm).
Where to buy
Some links may not be the exact species or variety.
…or ask your local fish store.
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Related species
Acora festivum
Mesonauta acoraFreshwater4.7 in (12 cm)66 gal (250 L)75–82°F (24–28°C)Peruvian festivum
Mesonauta mirificusFreshwater4.7 in (12 cm)66 gal (250 L)75–82°F (24–28°C)Guyana festivum
Mesonauta guyanaeFreshwater4.3 in (11 cm)66 gal (250 L)75–82°F (24–28°C)
Flag cichlid
Mesonauta festivusFreshwater5.9 in (15 cm)37 gal (140 L)75–82°F (24–28°C)
Banded acara
Bujurquina vittataFreshwater4.7 in (12 cm)34 gal (130 L)68–82°F (20–28°C)
Blockhead Cichlid
Steatocranus casuariusFreshwater4.7 in (12 cm)25 gal (95 L)75–82°F (24–28°C)
