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💧 Freshwater Least Concern 🍽️ Edible 🌡️ Tropical

Threestripe pencilfish

Nannostomus trifasciatus Steindachner, 1876
Max Length
3.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

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

Scientific Name
Nannostomus trifasciatus
Authority
Steindachner, 1876
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
3.6 cm
Trophic Level
3.3
Vulnerability
10.00/100
Water Temp
24–28 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Characiformes
Characiformes
Family
Lebiasinidae
Lebiasinidae
Genus
Nannostomus
Nannostomus
Species
Threestripe pencilfish
Nannostomus trifasciatus

🐟 Physical Description

Physical description for Threestripe pencilfish is currently being compiled.

🌀 Behaviour

Behavioural data for Threestripe pencilfish is currently being reviewed.

🦐 Diet

Diet information for Threestripe pencilfish is currently being compiled.

🥚 Reproduction

Reproduction data for Threestripe pencilfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 5.5 - 7.0; dH range: ? - 4. Tropical; 24°C - 28°C South America: Peruvian, Bolivian, and Brazilian Amazon River basin, Negro River basin, and Guyana.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.39
Food Items

worms, crustaceans and insects (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.13 (TL)
Max TL
3.6cm

🌡️ Water Parameters & Tolerance

Temperature Range
24–28°C
pH Range
5.5–7
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Steindachner, 1876

🍽️ Edibility & Flavour

"Threestripe pencilfish 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 Threestripe pencilfish is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Threestripe pencilfish 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

Scientific Synonyms

Scientific Name Author Year Status
Poecilobrycon trifasciatus Steindachner 1876 Synonym
Poecilobrycon vittatus Ahl 1934 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 16 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Threestripe pencilfish ↗
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