📖 Overview
Adults inhabit coral reefs, from shallow water to depths of at least 50 m. They occur singly. They feed mainly on fishes. Frequently ciguatoxic in certain areas. Sold in Hong Kong live fish markets . It causes ciguatera poisoning in some areas. Banned for sale in Australia.
Scientific Name
Symphorus nematophorus
Body Shape
Fusiform / normal
🐟 Physical Description
Dorsal spines (total): 10; Dorsal soft rays (total): 15 - 16; Anal spines: 3; Anal soft rays: 9. : fusiform / normal; Cross section: oval.
🌀 Behaviour
Behavioural data for Chinamanfish is currently being
reviewed.
🦐 Diet
small fish
crustaceans
cephalopods
🥚 Reproduction
🐣 Oviparous
📦 Batch Spawner
Spawning Season
spring-summer
🌍 Habitat & Distribution
Marine; reef-associated; depth range 20 - 100 m . Tropical; 32°N - 26°S, 98°E - 170°E
🌿 Ecology
Zone Preferences
🌊 Marine
🪸 Reef Associated
📐 Morphometrics
Length–Weight Relationship:
W = 0.0123 × L3.02
(TL)
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
IUCN Category
Least Concern
📊 Population Risk & Fisheries
Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
49.00/100
Moderate-High vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Fusiform / normal
Latitude Range
32°N
–
26°S
Described By
Bleeker, 1860
🎣 Angling Guide
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Rod Type
medium-heavy spinning
Catch & Release
✓ Recommended
Best Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Techniques
bottom fishing
popping cork
soft plastics
live bait
Bait & Lures
live shrimp
cut mullet
soft plastic paddle-tails
popping corks
Recommended Tackle
-
medium-heavy 7ft spinning rod
-
30-50 lb braid
-
fluorocarbon leader
Where to Find Them
-
grass flats
-
oyster bars
-
marsh drains
-
deeper channel edges
Tips & Tricks
Popping cork technique attracts fish from distance. Fish moving tides.
Catch & Release Tips
Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.
Regulations Summary
⚠️
Slot limits protect breeding-size fish. Verify daily bag limits.
🍽️ Edibility & Flavour
"Chinamanfish 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 |
19.1 g |
| Omega-3 (total) |
135 mg
|
🔬 Mercury Safety
Mercury data for Chinamanfish 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 (lean white fish average)
Proximate Composition
Energy90 kcal
Moisture80 %
Protein18 %
Total Fat1.2 %
Ash1.2 %
Fatty Acids (g)
Saturated Fat0.3 g
Monounsaturated Fat0.2 g
Polyunsaturated Fat0.4 g
Omega-3 Total0.3 g
EPA0.08 g
DHA0.15 g
Omega-6 Total0.05 g
Key Minerals & Vitamins
Calcium18 mg
Iron0.4 mg
Magnesium30 mg
Phosphorus200 mg
Potassium380 mg
Sodium60 mg
Zinc0.4 mg
Selenium30 µg
Vitamin B60.3 mg
Vitamin B121 µg
📊 Population Dynamics
| Year |
Region |
Index |
Notes |
| - |
- |
- |
|
🌐 Names & Taxonomy
Scientific Synonyms
|
Scientific Name |
Author |
Year |
Status |
|
Glabrilutjanus nematophorus |
Bleeker |
1860 |
Synonym
|
|
Lutianus nematophorus |
Bleeker |
1860 |
Synonym
|
|
Lutjanus nematophorus |
Bleeker |
1860 |
Synonym
|
|
Mesoprion nematophorus |
Bleeker |
1860 |
Synonym
|
|
Paradicichthys venenatus |
Whitley |
1930 |
Synonym
|
|
Symphorus forsteri |
Fowler |
1933 |
Synonym
|
|
Symphorus taenilatus |
Günther |
1872 |
Synonym
|
|
Symphorus taeniolatus |
Günther |
1872 |
Synonym
|
|
Symporichthys nematophorus |
Bleeker |
1860 |
Synonym
|
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed
.