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🌊 Marine Least Concern 🌡️ Deep-water

Twolight Dragonfish

Eustomias micraster Parr, 1927
Max Length
12.8 cm
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
0–1807 m
Climate
Deep-water
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Overview information for Twolight Dragonfish is currently being compiled by our editorial team.

Scientific Name
Eustomias micraster
Authority
Parr, 1927
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
LC
Max Length
12.8 cm
Depth Range
0–1807 m
Trophic Level
4.2
Resilience
Medium
Vulnerability
35.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Stomiiformes
Stomiiformes
Family
Stomiidae
Stomiidae
Genus
Eustomias
Eustomias
Species
Twolight Dragonfish
Eustomias micraster

🐟 Physical Description

Two terminal bulbs separated by a long interspace (usually 2.6-7.8 times length of distal bulb; 2.3-4 times of proximal bulb length). Barbel less than 60% SL. Terminal filament long, 16-21% SL with 4 or more short, bulblet-bearing branches near the bulb, the branches usually with expanded tips. Distal bulb shorter than proximal bulb in specimens over 9 cm SL; not more than 1.25 times the proximal bulb in smaller specimens, never longer than 1 mm. Axis of stem and external chevron-shaped or roundish striated areas moderately to darkly pigmented. Middorsal paired spots between occiput and dorsal-fin origin undetermined .: elongated.

🌀 Behaviour

Behavioural data for Twolight Dragonfish is currently being reviewed.

🦐 Diet

Diet information for Twolight Dragonfish is currently being compiled.

🥚 Reproduction

Reproduction data for Twolight Dragonfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 0 - 1807 m . Deep-water Central Atlantic: the Caribbean.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
4.2±0.73

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
12.8cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
4.2
Apex / Top predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Parr, 1927

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Twolight Dragonfish
🌍CES svítivka eleutherský
🇵🇹Portuguese Peixe-dragão-de-Eleuthera

Scientific Synonyms

Scientific Name Author Year Status
Eustomias bibulbosus micraster Parr 1927 Synonym

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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