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

🌊 Marine Data Deficient 🌡️ Tropical

Crescent dwarfgoby

Eviota bilunula Greenfield & Suzuki, 2016
Max Length
1.1 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Overview information for Crescent dwarfgoby is currently being compiled by our editorial team.

Scientific Name
Eviota bilunula
Authority
Greenfield & Suzuki, 2016
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
1.1 cm
Trophic Level
2.9
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 7 - 8; Anal spines: 1; Anal soft rays: 7. This species is distinguished by the following characters: cephalic sensory-canal pore system missing only IT pore (pattern 2); dorsal/anal fin-ray formula 7/7 or 8/7; unbranched pectoral-fin rays; 5th pelvic-fin ray 15.9-16.4% of 4th ray; presence of a narrow dark bar at caudal-fin base; with a red line extending down from under eye to jaws; there are 5 postanal ventral-midline spots associated with subcutaneous bars; 2 distinctive black crescent-shaped marks present underneath the pectoral fin .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Crescent dwarfgoby is currently being reviewed.

🦐 Diet

Diet information for Crescent dwarfgoby is currently being compiled.

🥚 Reproduction

Reproduction data for Crescent dwarfgoby is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range ? - 14 m . Tropical Central Pacific: Fiji.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
2.9±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00692 × L3.09 (TL)
Max TL
1.1cm
Dorsal Spines
7
Dorsal Rays
8
Anal Spines
1
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Described By
Greenfield & Suzuki, 2016

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Crescent dwarfgoby ↗
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.