Martorell's barb
Enteromius martorelli
Also known as Barbus martorelli, Martorelli barb
Care at a glance
- Temperature
- 72–81°F (22–27°C)
- pH
- 6.0–7.5
- Adult size
- 3.5 in (9 cm)
- Minimum tank
- 24 gal (90 L)
- Temperament
- Peaceful
- Social behavior
- Schooling
- Swim level
- Middle
- Difficulty
- Easy
- Breeding
- No record
- Rarity
- Rare
- Origin
- Cameroon and Gabon
- Family
- Cyprinidae
Overview
Martorell's barb is a peaceful, active schooling barb, so keep a group of at least six in the middle water. It is an easygoing community fish that settles in beside other African species such as Congo tetras and kribs without trouble. It is an unfussy omnivore, taking flake, small pellets, and frozen foods readily. A planted tank of around 90 liters with some current and clear swimming lanes suits a small group well.
In the wild
This barb comes from the forest streams and rivers of Lower Guinea in west-central Africa, across Cameroon, Gabon, and neighboring drainages. Recreate that with a planted tank, driftwood, some leaf litter, and moderate flow. Keep it at 22 to 27 degrees Celsius, with a pH from 6.0 to 7.5 and soft to moderately soft water. Gentle current and some shade from planting or wood suit its stream-dwelling nature.
Good to know
Enteromius martorelli is a member of the carp family, Cyprinidae, one of the many small barbs of the Lower Guinea forests. It reaches around 9 centimeters, silvery gold with a dark line along the flank. Its breeding is not documented in aquaria, though these barbs are generally egg scatterers. The species is soft-water by nature and does not fare well in hard water.
Did you know
Like most of west-central Africa's little barbs, it was once filed under the giant catch-all genus Barbus and only recently moved to Enteromius, which now holds several hundred small African species.
Tank mates
Martorell's barb is a peaceful, schooling species that keeps to the middle. These picks match on water type, temperature, pH, size and temperament.

Koh Chang loach
Schistura kohchangensisFreshwater3.5 in (9 cm)24 gal (90 L)72–81°F (22–27°C)Bangka rasbora
Rasbora bankanensisFreshwater2.8 in (7 cm)24 gal (90 L)72–81°F (22–27°C)
Agassiz's cory
Brochis agassiziiFreshwater2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Barred danio
Devario pathiranaFreshwater2.4 in (6 cm)24 gal (90 L)70–79°F (21–26°C)
Blue-eyed livebearer
Priapella intermediaFreshwater2.8 in (7 cm)24 gal (90 L)72–82°F (22–28°C)
Copper Congo tetra
Hemigrammopetersius pulcherFreshwater2.4 in (6 cm)24 gal (90 L)73–81°F (23–27°C)
Common questions
What size tank does a Martorell's barb need?
A Martorell's barb needs at least 24 gal (90 L). It spends most of its time in the middle.
What temperature and pH do Martorell's barb need?
Martorell's barb are comfortable at 72–81°F (22–27°C) with a pH of 6.0–7.5.
How big do Martorell's barb get?
An adult Martorell's barb reaches about 3.5 in (9 cm).
Do Martorell's barb need a group?
Yes. Martorell's barb are a schooling species and should be kept in a group, not singly.
Where to buy
Some links may not be the exact species or variety.
…or ask your local fish store.
Appears in
Freshwater fish · Barbs, danios & rasboras · Beginner fish · Schooling fish · Community fish
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Related species

Clipper barb
Enteromius callipterusFreshwater3.5 in (9 cm)24 gal (90 L)72–81°F (22–27°C)Cameroon barb
Enteromius camptacanthusFreshwater3.9 in (10 cm)24 gal (90 L)72–81°F (22–27°C)
Ablabes barb
Enteromius ablabesFreshwater3.1 in (8 cm)24 gal (90 L)72–81°F (22–27°C)
Threespot barb
Enteromius trispilosFreshwater2.8 in (7 cm)24 gal (90 L)72–81°F (22–27°C)
Walker's barb
Enteromius walkeriFreshwater4.7 in (12 cm)29 gal (110 L)72–81°F (22–27°C)Sierra Leone barb
Enteromius leonensisFreshwater2 in (5 cm)14 gal (54 L)72–81°F (22–27°C)