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🌊 Marine Least Concern 🍽️ Edible 🎣 Game Fish ⚡ Reports of ciguatera poisoning 🌡️ Tropical

Chinamanfish

Symphorus nematophorus Bleeker, 1860
Max Length
100 cm
Max Weight
13.2 kg
Lifespan
-
Trophic Level
4.1
Depth
20–100 m
Climate
Tropical
Resilience
Medium
Vulnerability
49.00/100
Typical Length
35 cm
Depth Zone
reef

📖 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
Authority
Bleeker, 1860
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
100 cm
Max Weight
13.2 kg
Depth Range
20–100 m
Latitude
26°S – 32°N
Trophic Level
4.1
Resilience
Medium
Vulnerability
49.00/100
Salinity
30–40 ppt

🐟 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
Spawn Location
Pelagic
Fertilization
External

🌍 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
Trophic Level
4.1±0.5
Food Items

fishes

📐 Morphometrics

Length–Weight Relationship: W = 0.0123 × L3.02 (TL)
Max TL
100cm
Max Weight
13,200g
Dorsal Spines
10
Dorsal Rays
16
Anal Spines
3
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 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
Climate Zone
Tropical
Latitude Range
32°N – 26°S
Described By
Bleeker, 1860

🎣 Angling Guide

Difficulty
Beginner
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Line Weight
15-30
Rod Type
medium-heavy spinning
Hook Size
2/0-5/0
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 .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Chinamanfish ↗
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