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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Bicoloured dottyback

Pictichromis coralensis Gill, 2004
Max Length
5.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
6–40 m
Climate
Tropical
Resilience
-
Vulnerability
12.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Bicoloured dottyback (Pictichromis coralensis) is a ray-finned fish of the family Pseudochromidae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 5.2 cm. It occurs at depths between 6 and 40 metres. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Pictichromis coralensis
Authority
Gill, 2004
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
5.2 cm
Depth Range
6–40 m
Trophic Level
3.5
Vulnerability
12.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Bicoloured dottyback is currently being compiled.

🌀 Behaviour

Behavioural data for Bicoloured dottyback is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; reef-associated; depth range 6 - 40 m . Tropical Southwest Pacific: Queensland, Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.11 (TL)
Max TL
5.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Described By
Gill, 2004

🍽️ Edibility & Flavour

⚡ Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 18.3 g
Omega-3 (total) 122 mg

🔬 Mercury Safety

Mercury data for Bicoloured dottyback 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

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