These fish are hardy, peaceful toward other species and highly intelligent. They are microfeeders and not carnivorous. In the wild, they often stay in deep water and never come to the surface to feed. They never swim in midwater but are typical rock-dwellers. Ventures into the open but never far from the rock cover. Breeds in crevices and caves . Monogamous pairs are most common .
Physical description for aquarium is currently being compiled.
Behavioural data for aquarium is currently being reviewed.
The same study claims that polyandry aside from monogamy is also demonstrated by this species because of some observations in the nesting area where a female occupies 2 territories each with a male. This idea of an expanded mating system for J. marlieri was initially suggested by Yamagishi and Kohda (1996). However, monogamous pairs are most common . Males guard the nest against attacks by cichlid and non-cichlid predators alike .
Freshwater; demersal; pH range: 7.5 - 9.0; dH range: ? - 12, usually 3 - 9 m . Tropical; 22°C - 25°C ; 3°S - 6°S, 30°E - Endemic to the northwestern part of Lake Tanganyika.
"aquarium is an edible species."
Detailed nutritional data for aquarium is currently being compiled from USDA FoodData Central.
Mercury data for aquarium has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
| Year | Region | Index | Notes |
|---|---|---|---|
| - | - | - |
| Language | Common Names |
|---|---|
| 🇬🇧English | checkerboard julie · Chequered Julie · Marlier's Julie · Spotted Julie |
| 🌍AFR | Pongo Mayi |
| 🌍CES | cichlidka Marlierova |
| 🇫🇮Finnish | ruutukoruahven |
| 🇷🇺Russian | Хромис Марлиера |
The following diseases are known to affect aquarium.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 39 records indexed .
No observations yet - be the first to log one!
View all observations for aquarium ↗Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.
Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.