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🌊 Marine Least Concern 🌡️ Tropical

Luminousloop Dragonfish

Grammatostomias circularis Morrow, 1959
Max Length
13.6 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
0–412 m
Climate
Tropical
Resilience
High
Vulnerability
25.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Luminousloop Dragonfish (Grammatostomias circularis) is a ray-finned fish of the family Stomiidae. It inhabits marine (saltwater) waters in pelagic environments. This species can reach a maximum total length of 13.6 cm. It occurs at depths between 0 and 412 metres. With a trophic level of 4.1, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Grammatostomias circularis
Authority
Morrow, 1959
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
13.6 cm
Depth Range
0–412 m
Latitude
24°S – 36°N
Trophic Level
4.1
Resilience
High
Vulnerability
25.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Stomiiformes
Stomiiformes
Family
Stomiidae
Stomiidae
Genus
Grammatostomias
Grammatostomias
Species
Luminousloop Dragonfish
Grammatostomias circularis

🐟 Physical Description

Dorsal soft rays (total): 21; Anal soft rays: 23. Body slender, compressed. Circular form of the loop of luminous tissue .: elongated.

🌀 Behaviour

Behavioural data for Luminousloop Dragonfish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; pelagic-oceanic; depth range 0 - 412 m . Tropical; 36°N - 24°S north of Madeira Island.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
13.6cm
Dorsal Rays
21
Anal Rays
23

🌡️ 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
25.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Elongated
Climate Zone
Tropical
Latitude Range
36°N – 24°S
Described By
Morrow, 1959

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Luminousloop Dragonfish
🌍CES světlonoš východoatlantský
🇫🇮Finnish rengaspiikkisuu
🇯🇵Japanese Tsukinowa-hotei-eso · Tsukinowahoteieso · ツキノワホテイエソ

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 7 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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