Home · Cichlidae · Marlier's julie
Marlier's julie (Julidochromis marlieri) — Cichlidae

Marlier's julie

Julidochromis marlieri
Family: Cichlidae
LC · Least Concern

The Marlier's julie (Julidochromis marlieri) is a freshwater fish of the family Cichlidae that grows up to 13 cm.

Length
13 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Small groups
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Endemic to Lake Tanganyika in East Africa; rocky shore zones.
Edibility
Not eaten

Want the complete picture on the Marlier's julie?

Description

Marlier's julie is a rock-dwelling cichlid endemic to Lake Tanganyika in East Africa. The species grows to about 13 cm and has an elongate, pale body with a striking black, checkered network pattern. They are typical rock dwellers that never come to the surface or far into open water, staying among rock crevices. They graze aufwuchs: algae and small invertebrates living on the rocks. The species is hardy, peaceful and forms monogamous pairs that lay and guard their brood in crevices and caves. Marlier's julie is popular in the aquarium.

Frequently asked questions

How do you recognise the Marlier's julie?

The Marlier's julie has an elongate, eel-like body, is mainly white and shows a marbled pattern. Black chequered network pattern; rock-dweller that forms monogamous pairs and guards the brood in crevices.

Where does the Marlier's julie live?

The Marlier's julie lives in fresh water and is mostly found around sand or mud bottom. Endemic to Lake Tanganyika in East Africa; rocky shore zones.

How big does the Marlier's julie get?

The Marlier's julie grows to a maximum of about 13 cm.

Is the Marlier's julie dangerous to humans?

No, the Marlier's julie is harmless to humans. None required: this species is harmless to humans.

Is the Marlier's julie edible?

The Marlier's julie is not usually eaten.

More photos

Marlier's julie (Julidochromis marlieri) — Cichlidae — 2
© President and Fellows of Harvard College (CC BY-NC 4.0) via GBIF — MCZ
Marlier's julie (Julidochromis marlieri) — Cichlidae — 3
iNaturalist ((c) Igor Balashov, some rights reserved (CC BY))
Marlier's julie (Julidochromis marlieri) — Cichlidae — 4
Wikimedia Commons — Guérin Nicolas (messages) (CC BY-SA 3.0)
Marlier's julie (Julidochromis marlieri) — Cichlidae — 5
iNaturalist ((c) animaluki, some rights reserved (CC BY-NC))

Want the complete picture on the Marlier's julie?

Point your camera at the fish and Fin names the species in seconds. Free, and the Marlier's julie is one of 12,519 species in the app.

All data

Identification

English name
Marlier's julie sourced
Scientific name
Julidochromis marlieri
Family
Cichlidae

Appearance

Size class
Small verified
Max length (cm)
13 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
White
Pattern
Marbled
Tail shape
Straight
Mouth position
Terminal
Lips
Thick / fleshy
Barbels
No sourced
Dorsal fins
One continuous
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Endemic to Lake Tanganyika in East Africa; rocky shore zones.
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Biofilm: algae and small invertebrates from rocks sourced
Social behaviour
Small groups
Territorial
Yes
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes
Seasonality
Present year-round in its habitat; no pronounced seasonality known.
Special features
Black chequered network pattern; rock-dweller that forms monogamous pairs and guards the brood in crevices. sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish.
Regulations source

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Julidochromis

More from the family Cichlidae

Want the complete picture on the Marlier's julie?

Point your camera at the fish and Fin names the species in seconds. Free, and the Marlier's julie is one of 12,519 species in the app.

Is this the Marlier's julie?