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🌊 Marine Least Concern 🌡️ Tropical

Strangemouth Loosejaw

Aristostomias xenostoma Regan & Trewavas, 1930
Max Length
15 cm
Max Weight
Lifespan
Trophic Level
3.8
Depth
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
Depth Zone
pelagic

📖 Overview

Strangemouth Loosejaw (Aristostomias xenostoma) 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 15 cm. With a trophic level of 3.8, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Aristostomias xenostoma
Authority
Regan & Trewavas, 1930
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
15 cm
Latitude
34°S – 30°N
Trophic Level
3.8
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Stomiiformes
Stomiiformes
Family
Stomiidae
Stomiidae
Genus
Aristostomias
Aristostomias
Species
Strangemouth Loosejaw
Aristostomias xenostoma

🐟 Physical Description

Dorsal soft rays (total): 21 - 23; Anal soft rays: 26 - 29. Body moderately elongate and slender. Barbel bearing well-defined bulb. Brown to black in color .

🌀 Behaviour

Behavioural data for Strangemouth Loosejaw is currently being reviewed.

🦐 Diet

Diet information for Strangemouth Loosejaw is currently being compiled.

🥚 Reproduction

Reproduction data for Strangemouth Loosejaw is currently being compiled.

🌍 Habitat & Distribution

Marine; pelagic-oceanic. Tropical; 30°N - 34°S, 98°W - 120°W south to Brazil, including the Caribbean Sea.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.8±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00407 × L3.1 (TL)
Max TL
15cm
Dorsal Rays
22
Anal Rays
28

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2013

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.8
Predator
Climate Zone
Tropical
Latitude Range
30°N – 34°S
Described By
Regan & Trewavas, 1930

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Strangemouth Loosejaw
🌍CES pestrosvítivec štíhlotělý
🇵🇹Portuguese Peixe-semáforo-sinaleiro
🇪🇸Spanish mandibulón torpedo

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 17 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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