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💧 Freshwater Least Concern 🍽️ Edible 🌡️ Tropical

Black phantom tetra

Megalamphodus megalopterus Eigenmann, 1915
Max Length
3.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Feeds on worms, small insects and crustaceans . Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm .

Scientific Name
Megalamphodus megalopterus
Authority
Eigenmann, 1915
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
3.6 cm
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Water Temp
22–28 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Megalamphodus
Megalamphodus
Species
Black phantom tetra
Megalamphodus megalopterus

🐟 Physical Description

Physical description for Black phantom tetra is currently being compiled.

🌀 Behaviour

Behavioural data for Black phantom tetra is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.0 - 7.5; dH range: ? - 18. Tropical; 22°C - 28°C South America: Upper Paraguay and Guaporé River basins.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.37
Food Items

worms, small insects and crustaceans (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
3.6cm

🌡️ Water Parameters & Tolerance

Temperature Range
22–28°C
pH Range
6–7.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Eigenmann, 1915

🍽️ Edibility & Flavour

"Megalamphodus Megalopterus 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 Black phantom tetra is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Black phantom 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

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

Aquareap Community Observations
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