New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Deep-water

Polyipnus Fraseri

Polyipnus fraseri Fowler, 1934
Max Length
4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Deep-water
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Polyipnus Fraseri (Polyipnus fraseri), first described by Fowler, 1934 is a tiny fish in the family Sternoptychidae (order Stomiiformes). Adults typically reach 4.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Deep-water waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Polyipnus fraseri
Authority
Fowler, 1934
Habitat
Marine
Climate
Deep-water
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
4 cm
Trophic Level
3.2
Resilience
High
Vulnerability
12.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 10; Anal soft rays: 11 - 12. Polyipnus fraseri is distinguished from all other Polyipnus by the presence of a unique posterior preopercular spine, absence of ACA photophores, and only four ACB photophores at SL over 2 cm .: short and / or deep.

🌀 Behaviour

Behavioural data for Polyipnus Fraseri 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; benthopelagic; depth range ? - 1023 m . Deep-water east coast of the Philippines and in the central Philippine Sea near the Kyushu-Palau Ridge.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.2±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.02291 × L2.94 (TL)
Max TL
4cm
Dorsal Rays
10
Anal Rays
12

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Short and / or deep
Climate Zone
Deep-water
Described By
Fowler, 1934

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Polyipnus Fraseri ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.