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🌊 Marine Data Deficient 🌡️ Deep-water

Eustomias Problematicus

Eustomias problematicus Clarke, 2001
Max Length
13.8 cm
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
0–800 m
Climate
Deep-water
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Eustomias Problematicus (Eustomias problematicus), first described by Clarke, 2001 is a small fish in the family Stomiidae (order Stomiiformes). Adults typically reach 13.80 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 0 to 800 metres. It occurs in Deep-water waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Eustomias problematicus
Authority
Clarke, 2001
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
DD
Max Length
13.8 cm
Depth Range
0–800 m
Trophic Level
4.2
Resilience
High
Vulnerability
26.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Stomiiformes
Stomiiformes
Family
Stomiidae
Stomiidae
Genus
Eustomias
Eustomias
Species
Eustomias Problematicus
Eustomias problematicus

🐟 Physical Description

Barbel with three small unpigmented branches arising from stem; medial branch length less than 20% of distal barbel; lateral branch lengths less than 50% of distal barbel; distal tip of terminal bulb with two prominent medially based filaments each with numerous small, short side filaments; a similar, shorter filament and several simple filaments ventral to these .: elongated.

🌀 Behaviour

Behavioural data for Eustomias Problematicus 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; bathypelagic; depth range 0 - 800 m . Deep-water Central Pacific: near Hawaii and from one station about 5 degrees south of Hawaii.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
4.2±0.8

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
13.8cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
4.2
Apex / Top predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Clarke, 2001

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

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