New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🍽️ Edible 🐠 Aquarium 🌡️ Tropical

Roundhead parrotfish

Scarus viridifucatus Smith, 1956
Max Length
45 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
1–15 m
Climate
Tropical
Resilience
Medium
Vulnerability
38.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Found solitary in shallow reefs, on flats and reef fronts or rocky shores of high islands ; also on mixed algae rubble and rich coral patches . Feeds on benthic algae . Caught with nets and other kinds of artisanal gear. Sold mostly fresh in markets . Close relative of S. spinus of the Pacific but has allopatric distribution (except Bali) .

Scientific Name
Scarus viridifucatus
Authority
Smith, 1956
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
45 cm
Depth Range
1–15 m
Latitude
27°S – 20°N
Trophic Level
2
Resilience
Medium
Vulnerability
38.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Males recognized by the nearly all green snout from front of eyes . 4 median predorsal scales; 2 scales on third row on the cheek; ii 12 pectoral fin rays; 1 main and 2 rudimentary rows of teeth on the upper pharyngeal which are deep interdigitated, with main teeth notched-shaped; length/width ratio of the lower dental plate is 2.80 .

🌀 Behaviour

Behavioural data for Roundhead parrotfish is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; reef-associated; non-migratory; depth range 1 - 15 m . Tropical; 20°N - 27°S, 32°E - 120°E East Africa, including Madagascar, Seychelles, and Maldives.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
2
🧍 Solitary
Food Items

benthic algae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01413 × L3.04 (TL)
Max TL
45cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
38.00/100
Moderate vulnerability
Trophic Level
2
Omnivore / Planktivore
Climate Zone
Tropical
Latitude Range
20°N – 27°S
Described By
Smith, 1956

🍽️ Edibility & Flavour

⚡ Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 18.7 g
Omega-3 (total) 82 mg

🔬 Mercury Safety

Mercury data for Roundhead parrotfish 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
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Roundhead parrotfish ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.