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💧 Freshwater Least Concern 🎣 Game Fish ⚠️ Venomous ⚡ Traumatogenic 🌡️ Tropical 🎣 Game Fish

South American freshwater stingray

Potamotrygon motoro Müller & Henle, 1841
Potamotrygon Motoro (Potamotrygon motoro)
Potamotrygon Motoro (Potamotrygon motoro)
Max Length
-
Max Weight
34.2 kg
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
53.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found in freshwater rivers. It is an extremely dangerous species. Maximum length reported in Axelrod et al., 1991 is 100 cm TL.

Scientific Name
Potamotrygon motoro
Authority
Müller & Henle, 1841
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Weight
34.2 kg
Trophic Level
3.2
Resilience
Low
Vulnerability
53.00/100
Migration
Potamodromous
Water Temp
24–26 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for South American freshwater stingray is currently being compiled.

🌀 Behaviour

Behavioural data for South American freshwater stingray is currently being reviewed.

🦐 Diet

Diet information for South American freshwater stingray is currently being compiled.

🥚 Reproduction

16 pups were born by one female in captivity .

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 5.0 - 6.0; dH range: 10 - ?; potamodromous . Tropical; 24°C - 26°C South America: Uruguay, Paraná-Paraguay, Orinoco, and Amazon River basins.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max Weight
34,200g

🌡️ Water Parameters & Tolerance

Temperature Range
24–26°C
pH Range
5–6
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
53.00/100
Moderate-High vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Müller & Henle, 1841

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 14 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for South American freshwater stingray ↗
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