🌊 Marine
Near Threatened
🌡️ Temperate
Taiwan torpedo ray
Tetronarce formosa Haas & Ebert, 2006
📖 Overview
Primarily found offshore. Life history unknown. Size reaches at least 62 cm TL; born at ca. 20-25 cm TL .
Scientific Name
Tetronarce formosa
Authority
Haas & Ebert, 2006
Habitat
Marine
Climate
Temperate
IUCN Status
NT
Max Length
89 cm
Trophic Level
4.3
Resilience
Very low
Vulnerability
67.00/100
Salinity
30–40 ppt
🔬 Taxonomy
Class
Elasmobranchii
Elasmobranchii
Order
Torpediniformes
Torpediniformes
Family
Torpedinidae
Torpedinidae
Genus
Tetronarce
Tetronarce
Species
Taiwan torpedo ray
Tetronarce formosa
🐟 Physical Description
Physical description for Taiwan torpedo ray is currently being compiled.
🌀 Behaviour
Behavioural data for Taiwan torpedo ray is currently being reviewed.
🦐 Diet
small fish
crustaceans
cephalopods
🥚 Reproduction
🐣 Oviparous
📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External
🌍 Habitat & Distribution
Marine; demersal; depth range ? - 300 m . Temperate; 25°N - 23°N, 120°E - 122°E Northwest Pacific: Taiwan and possibly Philippines.
🌿 Ecology
Zone Preferences
🌊 Marine
⬇️ Benthic
Trophic Level
4.3±0.6
📐 Morphometrics
Length–Weight Relationship:
W = 0.01479 × L2.97
(TL)
Max TL
89cm
🌡️ Water Parameters & Tolerance
Salinity Range
30–40ppt
🛡️ Conservation Assessment
IUCN Category
Near Threatened
Assessment Date
2019
📊 Population Risk & Fisheries
Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
67.00/100
High vulnerability
Trophic Level
4.3
Apex / Top predator
Climate Zone
Temperate
Described By
Haas & Ebert, 2006
🔍 Similar Species
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