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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Yellow devilfish

Assessor flavissimus Allen & Kuiter, 1976
Max Length
6 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
5–20 m
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
Depth Zone
reef

📖 Overview

Found near reefs . In aggregations in caves, often upside down. Males incubate the egg mass in their mouths . Also found in caves, crevices and under ledges (Ref 90102). Brreding in the aquarium is possible .

Scientific Name
Assessor flavissimus
Authority
Allen & Kuiter, 1976
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
6 cm
Depth Range
5–20 m
Trophic Level
3.4
Resilience
High
Vulnerability
13.00/100
Water Temp
27–30 °C
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 11; Dorsal soft rays (total): 8 - 10; Anal spines: 3; Anal soft rays: 9 - 10. : elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Yellow devilfish is currently being reviewed.

🦐 Diet

Diet information for Yellow devilfish is currently being compiled.

🥚 Reproduction

Eggs are guarded by the male parent .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 5 - 20 m , usually 5 - 20 m . Tropical; 27°C - 30°C Central Pacific: Great Barrier Reef and Papua New Guinea.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.4±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.18 (TL)
Max TL
6cm
Dorsal Spines
11
Dorsal Rays
9
Anal Spines
3
Anal Rays
10

🌡️ Water Parameters & Tolerance

Temperature Range
27–30°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Allen & Kuiter, 1976

🍽️ Edibility & Flavour

"Yellow devilfish 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 18.4 g
Omega-3 (total) 111 mg

🔬 Mercury Safety

Mercury data for Yellow devilfish 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

Language Common Names
🇬🇧English Gold Assessor Basslet · Yellow Assessor · Yellow Assessor Basslet · Yellow Devilfish · Yellow Scissortail
🌍CES trnovka žlutá
🌍EST Kollane assessor · Kollane nõunikkala
🇳🇱Dutch Gele rifwachter
🇵🇹Portuguese Assessor-amarelo
🇪🇸Spanish Diablito amarillo

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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