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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Eyebar goby

Gnatholepis cauerensis Bleeker, 1853
Max Length
6 cm
Max Weight
-
Lifespan
-
Trophic Level
2.3
Depth
2–50 m
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

A common species that occurs in sheltered sandy areas from reef flats to seaward reefs; over sandy bottoms near pieces of rubble, rock, or coral (live or dead) . Solitary or in small groups . Feeds on algae, detritus and small benthic invertebrates .

Scientific Name
Gnatholepis cauerensis
Authority
Bleeker, 1853
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
6 cm
Depth Range
2–50 m
Latitude
28°S – 30°N
Trophic Level
2.3
Resilience
High
Vulnerability
14.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 11. Distinguished by the following characteristics: moderate-sized (up to 56 mm SL) with wide range in live colour pattern; ctenoid body scales usually reaching rear corner of opercle, occasionally ctenoid scales reaching to above rear preopercular margin; nape midline scales always cycloid, distinct flap present at end of lower lip; when alive, colour variable: body translucent white with five to seven rows of small variably coloured (dull orange, brown, red-brown to blackish) spots and/or thin lines and about six indistinct diffuse orange-brown to purple-brown blotches along midside; narrow vertical black mark on top of each eye, marks may join each other across interorbital space, and narrow black vertical line crossing cheek below eye; small dark mark of variable shape (often W-shaped) above pectoral fin base, with small yellow spot in centre; second dorsal and anal fin rays usually I,11; pectoral rays 12-18, modally 16; lateral scales 24-30, modally 27; 7-12 predorsal scales (modally 9) .: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Eyebar goby is currently being reviewed.

🦐 Diet

Diet information for Eyebar goby is currently being compiled.

🥚 Reproduction

Reproduction data for Eyebar goby is currently being compiled.

🌍 Habitat & Distribution

Marine; brackish; reef-associated; depth range 2 - 50 m , usually 2 - 20 m . Tropical; 30°N - 28°S South Africa to Pitcairn I.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish 🪸 Reef Associated
Trophic Level
2.3
🧍 Solitary
Food Items

algae, detritus and small benthic invertebrates (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3 (TL)
Max TL
6cm
Dorsal Spines
7
Dorsal Rays
11
Anal Spines
1
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
2.3
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
30°N – 28°S
Described By
Bleeker, 1853

🍽️ Edibility & Flavour

"Eyebar goby 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 18.2 g
Omega-3 (total) 164 mg

🔬 Mercury Safety

Mercury data for Eyebar goby 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
Acentrogobius cauerensis Bleeker 1853 Synonym
Fusigobius scapulostigma Herre 1953 Synonym
Gnatholepis australis Randall & Greenfield 2001 Synonym
Gnatholepis cauerensis australis Randall & Greenfield 2001 Synonym
Gnatholepis cauerensis cauerensis Bleeker 1853 Synonym
Gnatholepis cauerensis hawaiiensis Randall & Greenfield 2001 Synonym
Gnatholepis hawaiiensis Randall & Greenfield 2001 Synonym
Gnatholepis inconsequens Whitley 1958 Synonym
Gnatholepis scapulostigma Herre 1953 Synonym
Gobius cauerensis Bleeker 1853 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 15 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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