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🌊 Marine Data Deficient 🐠 Aquarium 🌡️ Tropical

Three-eyed pygmygoby

Trimma trioculatum Winterbottom, Erdmann & Cahyani, 2015
Max Length
1.9 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
5–71 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits steep outer reef walls, often present in groups of up to 20 individuals which are loosely aggregated and perched vertically on the substrate at the back of small overhangs and crevices. Non-type specimens collected were also nearly always found on steep outer reef walls .

Scientific Name
Trimma trioculatum
Authority
Winterbottom, Erdmann & Cahyani, 2015
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
1.9 cm
Depth Range
5–71 m
Latitude
9°S – 20°N
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 8 - 9; Anal spines: 1; Anal soft rays: 8. This species is distinguished by the following characters: first dorsal fin with a large (slightly greater than pupil diameter in width) round, black, ocellated spot in between spines 1 and 5; a second, much smaller black or dark red spot just posterior to the spine of the second dorsal fin and above the basal stripe; body yellow with a dark purplish or gray head with two distinct red bars across the cheek; without round spots of any colour on the nape, opercle or cheek; upper pectoral fin base with a small dark (preserved) or white (alive) spot; a narrow bony interorbital (

🌀 Behaviour

Behavioural data for Three-eyed pygmygoby 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; reef-associated; depth range 5 - 71 m . Tropical; 20°N - 9°S, 114°E - 154°E known with certainty from Indonesia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
1.9cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Climate Zone
Tropical
Latitude Range
20°N – 9°S
Described By
Winterbottom, Erdmann & Cahyani, 2015

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