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🌊 Marine Data Deficient 🌡️ Tropical

Narrowtail moray

Gymnothorax angusticauda Weber & de Beaufort, 1916
Max Length
57.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
1–15 m
Climate
Tropical
Resilience
Medium
Vulnerability
42.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Narrowtail moray (Gymnothorax angusticauda) is a ray-finned fish of the family Muraenidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 57.5 cm. It occurs at depths between 1 and 15 metres. With a trophic level of 3.9, it is a mid-level predator. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Gymnothorax angusticauda
Authority
Weber & de Beaufort, 1916
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
57.5 cm
Depth Range
1–15 m
Trophic Level
3.9
Resilience
Medium
Vulnerability
42.00/100
Salinity
30–40 ppt

🐟 Physical Description

Vertebrae: 146. This species is distinguished by the following characters: moderately elongate and unpatterned, with a narrow tail and anus at about mid-body, preanal length 1.8-2.1 times in TL; head 8.0-9.9 in TL; body depth at gill opening 15-19 in TL; teeth uniserial, short, and blade-like with serrations on lower margins; mean vertebral formula 4-61-144; body is uniformly yellowish gray with white margin on dorsal and anal fins; head pores distinctly white in color .Cross section: oval.

🌀 Behaviour

Behavioural data for Narrowtail moray 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 1 - 15 m . Tropical West Pacific: Red Sea, Taiwan, the Philippines and Papua New Guinea.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.9±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00047 × L3.28 (TL)
Max TL
57.5cm
Vertebrae
146

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
3.9
Predator
Climate Zone
Tropical
Described By
Weber & de Beaufort, 1916

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