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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Xenurobrycon Polyancistrus

Xenurobrycon polyancistrus Weitzman, 1987
Max Length
1.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Xenurobrycon Polyancistrus (Xenurobrycon polyancistrus), first described by Weitzman, 1987 is a tiny fish in the family Stevardiidae (order Characiformes). Adults typically reach 1.40 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Stevardiidae kept in the hobby.

Scientific Name
Xenurobrycon polyancistrus
Authority
Weitzman, 1987
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
1.4 cm
Trophic Level
3
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Characiformes
Characiformes
Family
Stevardiidae
Stevardiidae
Genus
Xenurobrycon
Xenurobrycon
Species
Xenurobrycon Polyancistrus
Xenurobrycon polyancistrus

🐟 Physical Description

Physical description for Xenurobrycon Polyancistrus is currently being compiled.

🌀 Behaviour

Behavioural data for Xenurobrycon Polyancistrus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Río Mamore basin in Bolivia and Río Madre de Dios basin in Peru.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
1.4cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Weitzman, 1987

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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