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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Needle-tooth moray

Uropterygius macrocephalus Bleeker, 1864
Max Length
47 cm
Max Weight
Lifespan
Trophic Level
3.5
Depth
1–14 m
Climate
Tropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
Depth Zone
reef

📖 Overview

This species inhabits exposed seaward reefs to a depth of 14 m or more . Benthic . Solitary in crevices, rarely seen (Ref 90102).

Scientific Name
Uropterygius macrocephalus
Authority
Bleeker, 1864
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
47 cm
Depth Range
1–14 m
Latitude
18°S – 32°N
Trophic Level
3.5
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0; Vertebrae: 102 - 119. Teeth biserial. : eel-like.

🌀 Behaviour

Behavioural data for Needle-tooth moray is currently being reviewed.

🦐 Diet

Diet information for Needle-tooth moray is currently being compiled.

🥚 Reproduction

Reproduction data for Needle-tooth moray is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 14 m . Tropical; 32°N - 18°S north to southern Japan and the Hawaiian islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.5
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.00071 × L3.14 (TL)
Max TL
47cm
Vertebrae
111

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Latitude Range
32°N – 18°S
Described By
Bleeker, 1864

🍽️ Edibility & Flavour

"Needle-tooth moray is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • Clear, bright eyes — cloudy eyes indicate age
  • Firm flesh that springs back when pressed
  • Fresh ocean smell, never strong or ammonia-like
  • Bright red or pink gills, not grey or brown
  • Shiny, moist skin with scales tightly attached
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

Nutrition

Per 100g cooked — Source: USDA FoodData Central

Nutrient Amount
Protein 18.8 g
Omega-3 (total) 105 mg

🔬 Mercury Safety

Mercury data for Needle-tooth moray has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Anarchias knighti Jordan & Starks 1906 Synonym
Gymnomuraena macrocephalus Bleeker 1864 Synonym
Gymnomuraena nectura Jordan & Gilbert 1882 Synonym
Uropterygius knighti Jordan & Starks 1906 Synonym
Uropterygius makatei Gosline 1958 Synonym
Uropterygius necturus Jordan & Gilbert 1882 Synonym
Uropterygius reidi Schultz 1943 Synonym
Uropterygus macrocephalus Bleeker 1864 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 16 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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