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💧 Freshwater Endangered 🍽️ Edible

aquarium

Cynolebias leptocephalus Costa & Brasil, 1993
Max Length
12.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
💧 Freshwater
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Overview information for aquarium is currently being compiled by our editorial team.

Scientific Name
Cynolebias leptocephalus
Authority
Costa & Brasil, 1993
Habitat
Freshwater
Body Shape
Fusiform / normal
IUCN Status
EN
Max Length
12.5 cm
Trophic Level
3.4
Resilience
High
Vulnerability
11.00/100
Migration
Non-migratory
Water Temp
15–25 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 17 - 19; Anal soft rays: 19 - 22; Vertebrae: 35 - 36. Second pharyngobranchial elongated. Convex dorsal profile above pectoral-fin base not pronounced. Larger males (>9 cm SL) with deeper body (35.5 - 36.8 % SL). Pelvic fin longer with tip reaching base of 4th anal fin rays. Dorsal-fin rays 17-19 in males, 17 in females; anal-fin rays 20-22 in males, 19-21 in females; caudal fin rays 30. Caudal and pectoral fin rounded. Snout gently pointed with lower jaw slightly elongated. Supraorbital neuromasts 31-42 .: 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; pH range: 5.0 - 6.5; non-migratory. High altitude; 15°C - 25°C South America: Middle São Francisco River basin in Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Non-migratory
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
12.5cm
Dorsal Rays
18
Anal Rays
21
Vertebrae
36

🌡️ Water Parameters & Tolerance

Temperature Range
15–25°C
pH Range
5–6.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Described By
Costa & Brasil, 1993

🍽️ Edibility & Flavour

"Peixe-anual 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

🌐 Names & Taxonomy

Language Common Names
🌍CES vějířovka štíhlohlavá
🇵🇹Portuguese Peixe-anual

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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