New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Least Concern 🍽️ Edible 🌡️ Tropical

aquarium

Enteromius leonensis Boulenger, 1915
Max Length
3.3 cm
Max Weight
Lifespan
Trophic Level
3
Depth
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone

📖 Overview

aquarium (Enteromius leonensis) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters. This species can reach a maximum total length of 3.3 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Enteromius leonensis
Authority
Boulenger, 1915
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
3.3 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Migration
Potamodromous
Water Temp
22–24 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 10 - 11; Anal soft rays: 8 - 9. Diagnosis: last simple dorsal-fin ray smooth on hind margin; scale formula 4.5-5.5/21-26/2.5-3.5; 1.5 scales between lateral line and pelvic-fin base; 8-10 scales around caudal peduncle; lateral-line scales as deep as other scales on sides; 7-8 branched dorsal fin rays; no barbels; lateral line incomplete, deeply depressed below dorsal fin; maximum reported size 33 mm SL; dorsal fin marked with black spot at midpoint of its length; black spot at end of caudal peduncle . : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for aquarium is currently being reviewed.

🦐 Diet

Diet information for aquarium is currently being compiled.

🥚 Reproduction

Reproduction data for aquarium is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; potamodromous . Tropical; 22°C - 24°C known from the Sudd (Jebel system) and White Nile (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01096 × L3.07 (TL)
Max TL
3.3cm
Dorsal Rays
11
Anal Rays
9

🌡️ Water Parameters & Tolerance

Temperature Range
22–24°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Boulenger, 1915

🍽️ Edibility & Flavour

"aquarium 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 aquarium is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for aquarium 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

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 34 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for aquarium ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.