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💧 Freshwater Critically Endangered 🍽️ Edible

Orestias

Orestias cuvieri Valenciennes, 1846
Max Length
27 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
💧 Freshwater
Resilience
-
Vulnerability
28.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Lake dwelling carnivore feeding on plankton and microinvertebrates in the littoral zone; competing for food and space with Basilichthys bonariensis, an introduced species, which endangers it of extinction . Not a seasonal killifish .

Scientific Name
Orestias cuvieri
Authority
Valenciennes, 1846
Habitat
Freshwater
IUCN Status
CR
Max Length
27 cm
Trophic Level
3.5
Vulnerability
28.00/100
Migration
Non-migratory
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Orestias is currently being compiled.

🌀 Behaviour

Behavioural data for Orestias is currently being reviewed.

🦐 Diet

Diet information for Orestias is currently being compiled.

🥚 Reproduction

Reproduction data for Orestias is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; non-migratory. High altitude; 15°S - 17°S South America: Lake Titicaca in Bolivia and Peru.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Non-migratory
Feeding Mode
Carnivore
Trophic Level
3.5±0.41

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
27cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2021

📊 Population Risk & Fisheries

Fishing Vulnerability
28.00/100
Low vulnerability
Trophic Level
3.5
Predator

🍽️ Edibility & Flavour

"Orestias Cuvieri 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 Orestias is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Orestias 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

👥 Community & Contribute

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