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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Subtropical

Twin-occipital dwarfgoby

Eviota bimaculata Lachner & Karnella, 1980
Max Length
2.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Twin-occipital dwarfgoby (Eviota bimaculata), first described by Lachner & Karnella, 1980 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 2.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. 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
Eviota bimaculata
Authority
Lachner & Karnella, 1980
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
2.5 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Gobiiformes
Gobiiformes
Family
Gobiidae
Gobiidae
Genus
Eviota
Eviota
Species
Twin-occipital dwarfgoby
Eviota bimaculata

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8. Remarks: pectoral fins large, diamond shaped; caudal fin rounded.: fusiform / normal.

🌀 Behaviour

Behavioural data for Twin-occipital dwarfgoby 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. Subtropical South and Western Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
2.5cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Lachner & Karnella, 1980

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Twin-occipital Dwarfgoby · Twospot Eviota · Twospot Fringedfin Goby · Twospot Goby

🦠 Common Diseases

The following diseases are known to affect Twin-occipital dwarfgoby.

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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