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🌊 Marine 🌡️ Tropical

Black dwarfgoby

Eviota vader Greenfield, Erdmann & Ichida, 2025
Max Length
1.2 cm
Max Weight
Lifespan
Trophic Level
2.9
Depth
4–50 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone
reef

📖 Overview

A single specimen was collected from 4 m depth on the reef crest, from a small burrow in the top of a large Porites coral bommie, and this reef crest has many large Porites and other massive corals, transitioning into branching and foliose corals occupying the reef slope at a 45° angle to a maximum depth of 40-50 m .

Scientific Name
Eviota vader
Authority
Greenfield, Erdmann & Ichida, 2025
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
1.2 cm
Depth Range
4–50 m
Trophic Level
2.9
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 7. This species is distinguished from all its congeners by the following set of characters: with a complete cephalic sensory-canal pore system (pattern 1); dorsal/anal fin-ray formula 8/7; some pectoral-fin rays are branched; presence of a fifth pelvic-fin ray; absence of dark occipital spots or any dark spots at the base of dorsal or caudal fins; with a broad and fringed male urogenital papilla; entire body and fins purplish black .: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Black dwarfgoby is currently being reviewed.

🦐 Diet

Diet information for Black dwarfgoby is currently being compiled.

🥚 Reproduction

Reproduction data for Black dwarfgoby is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 4 - 50 m . Tropical West Pacific: Papua New Guinea.

🌿 Ecology

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

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
1.2cm
Dorsal Spines
7
Dorsal Rays
8
Anal Spines
1
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Greenfield, Erdmann & Ichida, 2025

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