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🌊 Marine Least Concern 🌡️ Tropical

Twin Dwarfgoby

Eviota fallax Greenfield & Allen, 2012
Max Length
1.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
8–31 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits rocky caverns or coral heads on sand seen most frequently at depths of about 8-15 m on either live coral (frequently faviids) or on rocky surfaces covered with coralline algae patches .

Scientific Name
Eviota fallax
Authority
Greenfield & Allen, 2012
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
1.8 cm
Depth Range
8–31 m
Trophic Level
3
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8. This species is distinguished from its congeners by the following characters: dark occipital spot, more well-developed in males and in preservation; an orange spot behind the eye in life; cephalic sensory-pore system pattern Group I (complete); dorsal/anal formula often 9/8; eye diameter 26.7-34.4% HL; caudal-peduncle depth 10.9-12.4% SL; 4th pelvic-fin ray with short, thick branches bound together by membranes .: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Twin Dwarfgoby is currently being reviewed.

🦐 Diet

Diet information for Twin Dwarfgoby is currently being compiled.

🥚 Reproduction

Reproduction data for Twin Dwarfgoby is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 8 - 31 m , usually 8 - 15 m . Tropical West Papua, Banda, and Sangihe Island), Papua New Guinea (Kimbe, New Britain), Solomon Islands, Philippines, Micronesia (Chuuk, Yap, and Ngulu Atoll), and Japan (Ryukyu Islands).

🌿 Ecology

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

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
1.8cm
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
2015

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Greenfield & Allen, 2012

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