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🌊 Marine Least Concern 🌡️ Deep-water

Eustomias Posti

Eustomias posti Gibbs, Clarke & Gomon, 1983
Max Length
14.6 cm
Max Weight
Lifespan
Trophic Level
4.3
Depth
0–660 m
Climate
Deep-water
Resilience
Medium
Vulnerability
28.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Eustomias Posti (Eustomias posti) is a ray-finned fish of the family Stomiidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 14.6 cm. It occurs at depths between 0 and 660 metres. With a trophic level of 4.3, it is an apex predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Eustomias posti
Authority
Gibbs, Clarke & Gomon, 1983
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
LC
Max Length
14.6 cm
Depth Range
0–660 m
Trophic Level
4.3
Resilience
Medium
Vulnerability
28.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 25; Anal soft rays: 38; Vertebrae: 67. Two terminal bulbs separated by a long interspace, 1.3-2.5 times the length of distal bulb. Barbel length 43-50% SL. Four long filaments, arising together from distal end of distal bulb or from a short stem; all with numerous conspicuous bulblets of variable size. Distal bulb 0.9-1.6 times length of proximal-bulb. Axis of stem lightly, often sporadically pigmented; axis between bulbs and in filament lightly or unpigmented. Suggestion of spot at base of distal bulb in one specimen. External chevron-shaped or roundish striated areas unpigmented. Middorsal paired spots between occiput and dorsal-fin origin 8, sometimes 7 .: elongated.

🌀 Behaviour

Behavioural data for Eustomias Posti is currently being reviewed.

🦐 Diet

Diet information for Eustomias Posti is currently being compiled.

🥚 Reproduction

Reproduction data for Eustomias Posti is currently being compiled.

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 0 - 660 m . Deep-water; 13°S - 24°S Southwest Atlantic: Trindade and Martim Vaz Archipelago.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
4.3±0.8

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
14.6cm
Dorsal Rays
25
Anal Rays
38
Vertebrae
67

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
28.00/100
Low vulnerability
Trophic Level
4.3
Apex / Top predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Gibbs, Clarke & Gomon, 1983

🌐 Names & Taxonomy

Language Common Names
🌍CES svítivka Postova
🇵🇹Portuguese Peixe-dragão-de-Post

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 5 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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