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🌊 Marine Data Deficient 🌡️ Tropical

Bigeye numbfish

Narcine oculifera Carvalho, Compagno & Mee, 2002
Max Length
35 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
33.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Occurs above sandy bottom near rocky reef areas. Females reaches maturity at 32 cm TL, males at ca. 24 cm TL; born at ca. 12 cm TL .

Scientific Name
Narcine oculifera
Authority
Carvalho, Compagno & Mee, 2002
Habitat
Marine
Climate
Tropical
Body Shape
Other
IUCN Status
DD
Max Length
35 cm
Trophic Level
3.1
Resilience
Low
Vulnerability
33.00/100
Salinity
30–40 ppt

🐟 Physical Description

Vertebrae: 109. Dorsal with irregular reticulated light brown to reddish-brown pattern over disc, pelvic fins and tail, demarcating white or creamy-white oval; reniform and circular spots of variable sizes over disc, and small white spots on dorsal and caudal fins. Eyes large and bulging. Circular spiracles with markedly elevated rims and complete antero-lateral margin. Interorbital distance greater than interspiracular distance. First dorsal fin greater than second in height. Individual teeth with small lateral cusplets; upper and lower tooth bands roughly equal in width and broadly rounded.: other.

🌀 Behaviour

Behavioural data for Bigeye numbfish 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; benthopelagic; depth range ? - 25 m . Tropical; 11°N - 24°N, 50°E - 60°E Indian Ocean: Gulf of Oman and Gulf of Aden.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01175 × L2.88 (TL)
Max TL
35cm
Vertebrae
109

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Other
Climate Zone
Tropical
Described By
Carvalho, Compagno & Mee, 2002

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