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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Robust tuskfish

Choerodon robustus Günther, 1862
Max Length
35 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
40–80 m
Climate
Tropical
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Usually solitary . Found on deeper coral and rocky reefs. Feeds mainly on hard-shelled prey including crustaceans, mollusks and sea urchins . Maximum depth reported taken from Ref. 9773.

Scientific Name
Choerodon robustus
Authority
Günther, 1862
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
35 cm
Depth Range
40–80 m
Trophic Level
3.8
Resilience
Medium
Vulnerability
35.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 10.

🌀 Behaviour

Behavioural data for Robust tuskfish is currently being reviewed.

🦐 Diet

Diet information for Robust tuskfish is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 40 - 80 m . Tropical West Pacific: Red Sea and Persian Gulf south to Mozambique and Mauritius; also Indonesia and southern Japan.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.8±0.29
🧍 Solitary
Food Items

hard-shelled prey including crustaceans, mollusks and sea urchins (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.0195 × L3 (TL)
Max TL
35cm
Dorsal Spines
13
Dorsal Rays
8
Anal Spines
3
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2008

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.8
Predator
Climate Zone
Tropical
Described By
Günther, 1862

🍽️ Edibility & Flavour

"Robust tuskfish 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 18.1 g
Omega-3 (total) 112 mg

🔬 Mercury Safety

Mercury data for Robust tuskfish 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

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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