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Neolamprologus fasciatus

Barred Lamprologus

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Last revised 2026Edit this page

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Neolamprologus fasciatus
Neolamprologus fasciatusJJPhoto

Quick factsEdit

Max size
150mm SL6in SL
Aquarium size
90 × 38cm36 × 15in
Temp
23–27°C73–81°F
pH
7.5–9.0
Hardness
8–25dGH

Difficulty4 of 8 measures

Moderate

How the rating is worked out

Space
large tank
Water
flexible
Temp
needs a steady temperature
Diet
unknown
Temperament
territorial
Social
unknown
Compatibility
unknown

Other demands

Each of these can raise the rating on its own, whatever the measures above say.

Hardiness
unknown

The barred lamprologus, Neolamprologus fasciatus, is a predatory cichlid endemic to Lake Tanganyika, living mainly in rocky areas. Its laterally compressed body lets it enter crevices in the rockwork to prey on invertebrates, eggs, fry and small fish. It is sometimes confused with juvenile Altolamprologus but has a blue-green iris and a more elongate body.

Distribution

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It generally occurs in rocky areas but also may be found in shallow waters around the water's edge.

Aquarium size

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Standard length
150mm SL6in SL
Aquarium base
90 × 38cm36 × 15in
Volume
~103litres~27US gal

90 ∗ 38 ∗ 30 cm36 ∗ 15 ∗ 12 in - ~103 litres~27 US gal.

Maintenance

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Should be housed in a Lake Tanganyika biotope setup, with piles of rocks arranged to form caves filling much of the aquarium. A sandy substrate is preferable.

Water conditions

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Temperature
23–27°C73–81°F
pH
7.5–9.0
Hardness
8–25dGH

Temperature: 23 – 27 °C73 – 81 °F

pH: 7.5-9.0

Hardness: 8-25°H

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Most live and frozen foods are readily accepted. Dried foods are rarely accepted.

Behaviour and compatibility

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Although it is a territorial species, it is generally peaceful towards fish it can't fit into its mouth and is a good addition to a Tanganyikan community. Suitable tankmates include other Neolamprologus species, Julidochromis, Eretmodus and Telmatochromis. However it is quite shy and aggressive or very vigorous tankmates such as Mbuna should be avoided. It can be maintained singly, in pairs or as a group in a suitably sized tank.

Sexual dimorphism

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Unknown. It appears that the sexes are identical physically.

Reproduction

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Not achieved in aquaria. It is known to spawn in caves and also in snail shells in nature.

Notes

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N. fasciatus is a predator by nature and its body shape has been adapted to allow it to enter small crevices and gaps in the rockwork of Lake Tanganyika to prey on invertebrates, eggs, fry and small fish. The lateral compression exhibited by this fish also makes the fish hard to spot head on, giving it an advantage over both its predators and prey. It hunts in a head down position a few feet above the substrate, moving its body in sinuous motions to counteract the water currents. It is sometimes confused with juvenile Altolamprologus species but can be easily distinguished by its blue-green iris and more elongate body shape.

Distribution

Profile completeness19 of 24

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