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💧 Freshwater Data Deficient 🌡️ Tropical

Thorny river stingray

Potamotrygon constellata Vaillant, 1880
← All Species
Max Length
-
Max Weight
10.0 kg
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Very low
Vulnerability
49.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Thorny river stingray (Potamotrygon constellata) 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 Data Deficient on the IUCN Red List.

Scientific Name
Potamotrygon constellata
Authority
Vaillant, 1880
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Weight
10 kg
Trophic Level
3.2
Resilience
Very low
Vulnerability
49.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Thorny river stingray is currently being compiled.

🌀 Behaviour

Behavioural data for Thorny river stingray 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; potamodromous . Tropical South America: Amazon and Solimões River basin.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max Weight
10,000g

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
49.00/100
Moderate-High vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Vaillant, 1880

👥 Community & Contribute

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