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🌊 Marine Data Deficient 🌡️ Temperate

Eumicrotremus Barbatus

Eumicrotremus barbatus Lindberg & Legeza, 1955
Max Length
6.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
74–220 m
Climate
Temperate
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Eumicrotremus Barbatus (Eumicrotremus barbatus) is a ray-finned fish of the family Cyclopteridae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 6.5 cm. It occurs at depths between 74 and 220 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Eumicrotremus barbatus
Authority
Lindberg & Legeza, 1955
Habitat
Marine
Climate
Temperate
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
6.5 cm
Depth Range
74–220 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 10 - 11; Anal spines: 0; Anal soft rays: 11; Vertebrae: 28 - 29. Body with bony tubercles and dermal papillae; no bony tubercles on interorbital region; first dorsal fin high, crescent in shape; nostril and sensory pores on lower jaw with long tubes .: short and / or deep.

🌀 Behaviour

Behavioural data for Eumicrotremus Barbatus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; demersal; depth range 74 - 220 m . Temperate North Pacific: off Abashiri, Japan, off Paramushir Island in the Kuril Islands and the shore of Igitkin Island in the Aleutian chain.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.02089 × L3.03 (TL)
Max TL
6.5cm
Dorsal Spines
8
Dorsal Rays
11
Anal Rays
11
Vertebrae
29

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Short and / or deep
Climate Zone
Temperate
Described By
Lindberg & Legeza, 1955

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