New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Data Deficient 🌡️ Tropical

Ornamented goby

Grallenia compta Allen & Erdmann, 2017
Max Length
1.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
14–15 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Ornamented goby (Grallenia compta) is a ray-finned fish. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 1.6 cm. It occurs at depths between 14 and 15 metres. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Grallenia compta
Authority
Allen & Erdmann, 2017
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
1.6 cm
Depth Range
14–15 m
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Grallenia
Grallenia
Species
Ornamented goby
Grallenia compta

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 8 - 9; Anal spines: 8 - 9; Vertebrae: 27. This species is distinguished by the following characters: D VI + I,8-9; A I,8-9; the first dorsal fin is fully erect and rectangular, first spine not produced into filament in either sex; no head pores; posterior longitudinal scales 15-20, usually extending forward to about level of second dorsal-fin origin, but body anterior to level of middle of second dorsal fin mainly scaleless; body depth at pelvic-fin origin 14.0-16.4% SL; colour in life translucent with scattered orange-brown to orange markings consisting of a mid-lateral row of short, horizontal, orange-brown lines; small orange spots on the back, a row of horizontally ovate spots on lower side; iris pinkish orange and 4-5 dark-brown spots on dorsal scleral surface of each eye; fins translucent with numerous white speckles, sometimes with a pair of orange stripes on first and second dorsal fins .: elongated.

🌀 Behaviour

Behavioural data for Ornamented goby 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; demersal; depth range 14 - 15 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
1.6cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
9
Vertebrae
27

🌡️ 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
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Allen & Erdmann, 2017

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Ornamented goby ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.