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🌊 Marine Vulnerable ⚡ Other 🌡️ Tropical

Giant electric ray

Narcine entemedor Jordan & Starks, 1895
Max Length
119 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
1–100 m
Climate
Tropical
Resilience
Low
Vulnerability
52.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Found in shallow water on sandy bottoms, sometimes adjacent to reefs . Found buried in the sand during the day . Moves into shallow bays at night to feed; prefers polychaete worms, but may take sea squirts . Produces litters of up to 15 pups. Maturity size of males at ca. 36 cm TL; birth size at ca. 11 cm TL .

Scientific Name
Narcine entemedor
Authority
Jordan & Starks, 1895
Habitat
Marine
Climate
Tropical
IUCN Status
VU
Max Length
119 cm
Depth Range
1–100 m
Latitude
7°S – 32°N
Trophic Level
3
Resilience
Low
Vulnerability
52.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Giant electric ray is currently being compiled.

🌀 Behaviour

Behavioural data for Giant electric ray is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal; depth range 1 - 100 m . Tropical; 32°N - 7°S, 115°W - 78°W

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3±0.18

📐 Morphometrics

Length–Weight Relationship: W = 0.01259 × L2.91 (TL)
Max TL
119cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
52.00/100
Moderate-High vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Latitude Range
32°N – 7°S
Described By
Jordan & Starks, 1895

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 17 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Giant electric ray ↗
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