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🌊 Marine Data Deficient 🍽️ Edible 🐠 Aquarium 🌡️ Tropical

Ruby dragonet

Synchiropus sycorax Tea & Gill, 2016
Max Length
4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
20–38 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Ruby dragonet (Synchiropus sycorax) is a ray-finned fish of the family Callionymidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 4 cm. It occurs at depths between 20 and 38 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Synchiropus sycorax
Authority
Tea & Gill, 2016
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
4 cm
Depth Range
20–38 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 4; Dorsal soft rays (total): 8; Anal spines: 0; Anal soft rays: 7. This species is distinguished from its congeners by the following characters: colour when alive: head and body are bright red, bright yellow ventrally, with prominent white spots on head (one spot or blotch over preopercular spine, two elongate spots behind middle of eye, and one spot behind upper part of eye at about 1 o’clock position), and body (in three rows, an uppermost row beginning below soft dorsal, tracking lateral line to caudal peduncle, a lowermost row extending from above anterior anal fin to caudal peduncle, and a middle row extending obliquely from above pectoral fin to anterior part of lowermost series of spots); pelvic fin and pelvic-pectoral membrane of males bright yellow with broad bluish or greenish grey to black submarginal band across distal third of fin .: other (see remarks); Cross section: oval.

🌀 Behaviour

Behavioural data for Ruby dragonet 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; benthopelagic; depth range 20 - 38 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max TL
4cm
Dorsal Spines
4
Dorsal Rays
8
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Tea & Gill, 2016

🍽️ Edibility & Flavour

⚡ Nutrition

Detailed nutritional data for Ruby dragonet is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Ruby dragonet 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

🔬 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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