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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Yellowbarred parrotfish

Scarus dimidiatus Bleeker, 1859
Max Length
40 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
1–25 m
Climate
Tropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits coral-rich areas of clear, protected reefs . Found in lagoon and seaward reefs . Feeds mainly on algae .

Scientific Name
Scarus dimidiatus
Authority
Bleeker, 1859
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
40 cm
Depth Range
1–25 m
Latitude
24°S – 30°N
Trophic Level
2
Resilience
Medium
Vulnerability
36.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 9. Males recognized by the blue snout and band behind eye. Eastern form has blue cheek and western form has yellow cheek. Females grey to yellow with dusky saddle over back . Closely resembles S. oviceps and S. scaber. In S. oviceps, the initial phase has fewer, less vertical diagonal dark bars on the back and the terminal phase lacks the light-centered bar between the eye and the pectoral fin base, is darker and less brilliant blue on the upper head and back, and is usually larger.: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Yellowbarred parrotfish is currently being reviewed.

🦐 Diet

Diet information for Yellowbarred parrotfish is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; brackish; reef-associated; depth range 1 - 25 m . Tropical; 30°N - 24°S, 107°E - 170°W north to the Ryukyu Islands, south to the Great Barrier Reef.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish 🪸 Reef Associated
Trophic Level
2
Food Items

algae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01514 × L3.05 (TL)
Max TL
40cm
Dorsal Spines
9
Dorsal Rays
10
Anal Spines
3
Anal Rays
9

🌡️ 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
36.00/100
Moderate vulnerability
Trophic Level
2
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Latitude Range
30°N – 24°S
Described By
Bleeker, 1859

🍽️ Edibility & Flavour

"Yellowbarred parrotfish 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 18.3 g
Omega-3 (total) 60 mg

🔬 Mercury Safety

Mercury data for Yellowbarred 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

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Callyodon fumifrons Jordan & Seale 1906 Synonym
Callyodon zonularis Jordan & Seale 1906 Synonym
Pseudoscarus caudifasciatus zonularis Günther 1909 Synonym
Pseudoscarus dimidiatus Bleeker 1859 Synonym
Scarus dimidatus Bleeker 1859 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 10 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Yellowbarred parrotfish ↗
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