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💧 Freshwater Vulnerable 🍽️ Edible 🌡️ Tropical

White-blotched river stingray

Potamotrygon leopoldi Castex & Castello, 1970
Max Length
-
Max Weight
17.0 kg
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
68.00/100
Typical Length
-
Depth Zone
-

📖 Overview

White-blotched river stingray (Potamotrygon leopoldi) is a ray-finned fish of the family Potamotrygonidae. It inhabits freshwater waters. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Vulnerable on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Potamotrygon leopoldi
Authority
Castex & Castello, 1970
Habitat
Freshwater
Climate
Tropical
IUCN Status
VU
Max Weight
17 kg
Trophic Level
3.2
Resilience
Low
Vulnerability
68.00/100
Water Temp
20–25 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for White-blotched river stingray is currently being compiled.

🌀 Behaviour

Behavioural data for White-blotched river stingray is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

Size at Maturity
35cm TL

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.0 - 6.8. Tropical; 20°C - 25°C South America: Xingu River basin (Xingu and Fresco rivers).

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max Weight
17,000g

🌡️ Water Parameters & Tolerance

Temperature Range
20–25°C
pH Range
6–6.8
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
68.00/100
High vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Castex & Castello, 1970

🍽️ Edibility & Flavour

⚡ Nutrition

Detailed nutritional data for White-blotched river stingray is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for White-blotched river stingray 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

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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