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💧 Freshwater Least Concern 🍽️ Edible 🐠 Aquarium 🌡️ Tropical

Congo tetra

Phenacogrammus interruptus Boulenger, 1899
Phenacogrammus Interruptus (Phenacogrammus interruptus)
Phenacogrammus Interruptus (Phenacogrammus interruptus)
Max Length
8 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Migratory behaviour is undetermined . Adults feed on worms, small insects, crustaceans and plant matter . Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 100 cm .

Scientific Name
Phenacogrammus interruptus
Authority
Boulenger, 1899
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
8 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Water Temp
23–26 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Congo tetra is currently being compiled.

🌀 Behaviour

Behavioural data for Congo tetra is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

In tank, after vigorous driving by the male, the female lays up to 300 eggs, sometimes more, which sink to the bottom. Eggs hatch after about 6 days .

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.0 - 8.0; dH range: 5 - 19. Tropical; 23°C - 26°C

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.33
Food Items

worms, small insects, crustaceans and plant matter (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L3.02 (TL)
Max TL
8cm

🌡️ Water Parameters & Tolerance

Temperature Range
23–26°C
pH Range
6–8
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Boulenger, 1899

🍽️ Edibility & Flavour

"Congo tetra is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • Clear, bright eyes — cloudy eyes indicate age
  • Firm flesh that springs back when pressed
  • Fresh ocean smell, never strong or ammonia-like
  • Bright red or pink gills, not grey or brown
  • Shiny, moist skin with scales tightly attached
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

⚡ Nutrition

Detailed nutritional data for Congo tetra is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Congo tetra has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Congo tetra
🌍AFR Kongo-tetra
🌍CES afrotetra konžská
🇩🇰Danish Almindelig Congotetra
🇩🇪German Kongosalmler
🇫🇮Finnish Kongontetra
🇵🇱Polish Swiecik Kongijski
🇷🇺Russian Радужная тетра
🇸🇪Swedish Kongotetra

Scientific Synonyms

Scientific Name Author Year Status
Alestopetersius interruptus Boulenger 1899 Synonym
Hemigrammalestes interruptus Boulenger 1899 Synonym
Micralestes interruptus Boulenger 1899 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 175 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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