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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Bicolor chromis

Pycnochromis margaritifer Fowler, 1946
Max Length
10.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
0–30 m
Climate
Tropical
Resilience
Medium
Vulnerability
29.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Adults are usually seen singly or in small groups on coastal reefs, amongst mixed algae-coral reef or rocky reefs . They are found on exposed seaward reefs; less abundant in lagoons and channels. Feed on zooplankton. Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs . Diurnal species .

Scientific Name
Pycnochromis margaritifer
Authority
Fowler, 1946
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
10.2 cm
Depth Range
0–30 m
Latitude
32°S – 32°N
Trophic Level
3
Resilience
Medium
Vulnerability
29.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Pycnochromis
Pycnochromis
Species
Bicolor chromis
Pycnochromis margaritifer

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 12 - 13; Anal spines: 2; Anal soft rays: 11 - 12. : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Bicolor chromis is currently being reviewed.

🦐 Diet

Diet information for Bicolor chromis is currently being compiled.

🥚 Reproduction

🐣 Oviparous
Spawn Location
Demersal

Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

🌍 Habitat & Distribution

Marine; reef-associated; non-migratory; depth range 0 - 30 m . Tropical; 32°N - 32°S, 96°E - 132°W Pacific Ocean: Christmas Island and northwestern Australia in the eastern Indian Ocean to the Line and Tuamoto islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
3±0.25
Food Items

zooplankton

📐 Morphometrics

Length–Weight Relationship: W = 0.0166 × L2.97 (TL)
Max TL
10.2cm
Dorsal Spines
12
Dorsal Rays
13
Anal Spines
2
Anal Rays
12

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
32°N – 32°S
Described By
Fowler, 1946

🍽️ Edibility & Flavour

Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 18 g
Omega-3 (total) 113 mg

🔬 Mercury Safety

Mercury data for Bicolor chromis 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

👥 Community & Contribute

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