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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Subtropical

Lilac pygmygoby

Trimma nomurai Suzuki & Senou, 2007
Max Length
1.9 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
35–70 m
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Lilac pygmygoby (Trimma nomurai), first described by Suzuki & Senou, 2007 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 1.90 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 35 to 70 metres. It occurs in Subtropical waters. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Trimma nomurai
Authority
Suzuki & Senou, 2007
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
1.9 cm
Depth Range
35–70 m
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 - 9; Vertebrae: 26. This species is distinguished by the following set of characters: predorsal scales 5-6 ; second spine of first dorsal fin elongate and filamentous; middle 9-15 (of 19) rays of pectoral fin branched; fifth pelvic-fin ray branched, 72-90% of fourth ray in length; height of connecting membrane between innermost pelvic-fin rays 28% of length of fifth ray; interorbital and postorbital trenches deep; longitudinal scales 22-23; opercular scales absent; ground color of head and body pale lilac, 3 vivid yellow longitudinal stripes on body and vertical fins, when fresh a large rounded dark brown blotch posterodorsally to base of pectoral fin .: fusiform / normal.

🌀 Behaviour

Behavioural data for Lilac 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 35 - 70 m . Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
1.9cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
9
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Suzuki & Senou, 2007

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