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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Onespot wormfish

Gunnellichthys monostigma Smith, 1958
Max Length
15 cm
Max Weight
Lifespan
Trophic Level
3.3
Depth
1–20 m
Climate
Tropical
Resilience
Vulnerability
10.00/100
Typical Length
Depth Zone
reef

📖 Overview

Inhabits coastal sand slopes, subject to strong currents . Found over open sandy areas, sometimes with sparse plant growth. Solitary. Feeds on small benthic and pelagic crustaceans .

Scientific Name
Gunnellichthys monostigma
Authority
Smith, 1958
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
15 cm
Depth Range
1–20 m
Latitude
24°S – 30°N
Trophic Level
3.3
Vulnerability
10.00/100
Water Temp
23–27 °C
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 21 - 22; Dorsal soft rays (total): 39 - 42; Anal spines: 0; Anal soft rays: 38 - 43. : elongated.

🌀 Behaviour

Behavioural data for Onespot wormfish is currently being reviewed.

🦐 Diet

Diet information for Onespot wormfish is currently being compiled.

🥚 Reproduction

Reproduction data for Onespot wormfish is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 20 m , usually 6 - 20 m . Tropical; 23°C - 27°C ; 30°N - 24°S East Africa to Marquesan and Society islands, north to Ryukyu Islands, south to the southern Great Barrier Reef.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.41
🧍 Solitary
Food Items

small benthic and pelagic crustaceans (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
15cm
Dorsal Spines
22
Dorsal Rays
41
Anal Rays
41

🌡️ Water Parameters & Tolerance

Temperature Range
23–27°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Latitude Range
30°N – 24°S
Described By
Smith, 1958

🍽️ Edibility & Flavour

"Onespot wormfish 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 18.4 g
Omega-3 (total) 89 mg

🔬 Mercury Safety

Mercury data for Onespot wormfish 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

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Gunnelichthys monostigma Smith 1958 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 10 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Onespot wormfish ↗
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