A steep-forehead marks this species.
The body color is slate gray to black with a
white bar that runs down the midsection of the body.
This marking ends just before reaching the belly.
On some variations this stripe may be
yellow, wide, or reach the belly.
Young are black and spotted with a number of white to blue spots.
Many consider the young to be more intriguing
than the adults.
Size/Length: To 4.7" (12 cm)
Similar species: Tropheus
brichardi, T. moorii
Habitat: Eastern Africa.
T. duboisi fills a different ecological niche from
in Lake Tanganyika; it lives at depths of 10-50 feet (3-15 m) in rocky zones, considerably
deeper than T. moorii
S: bottom, middle
Aquarium: A tank with dimensions of 36" (91 cm) with a volume of 45 gallons (170 L) is sufficient.
suggestions for T. moori
in the tank set-up.
Water chemistry: pH 7.3-9.2 (8.1), 8-22 dH (15), 77-82°F (25-28°C)
Social behavior: Not a schooling fish.
is territorial but not as aggressive as T. moorii.
This fish is peaceful towards other
Best kept singly or in pairs.
Like other Tropheus, a matriarchal family is formed to care for the
Suggested companions: Julidochromis,
FOOD: Algae; live; crustaceans, aquatic insects, black mosquito larvae; vegetables; lettuce,
spinach, peas; oatmeal; tablets; flakes.
T. moorii for other recommendations.
Sexual differences: Difficult to distinguish; males have longer pelvic fins and lack the white patches
that adult female fish develop.
Breeding techniques: Use water with a pH from 8.5-9.0 and a temperature from 81-84°F (27-29°C).
to T. moorii
An open-water spawner, the eggs are allowed to drop into the crevices between rocks before
they are picked up by the female.
5-15 eggs are mouthbrooded for 25-30 days and the fry are guarded for a week after emerging.
feeding with Artemia
nauplii, and dry foods.
Breeding potential: 7.
Breeding is moderately difficult.
Remarks: Several color morphs are known.
Sensitive to changes in water chemistry.
notes under T. moorii
Difficulty of care: 7.
A sensitive fish that is aggressive towards its own species when not kept in pairs.
for other notes.
Carbon dioxide (CO2) emissions generated from mongabay.com operations (server, data transfer, travel) are mitigated through an association with Anthrotect, an organization working with Afro-indigenous and Embera communities to protect forests in Colombia's Darien region. Anthrotect is protecting the habitat of mongabay's mascot: the scale-crested pygmy tyrant.
"Rainforest" is used interchangeably with "rain forest" on this site. "Jungle" is generally not used.