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💧 Freshwater 🌡️ Tropical

Poptella Magnuspina

Poptella magnuspina Ayala, Oliveira & Benine, 2025
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Poptella Magnuspina (Poptella magnuspina) is a ray-finned fish of the family Acestrorhamphidae. It inhabits freshwater waters. This species can reach a maximum total length of 5.6 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Poptella magnuspina
Authority
Ayala, Oliveira & Benine, 2025
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
Max Length
5.6 cm
Trophic Level
3.1
Resilience
High
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 9; Anal soft rays: 28 - 33; Vertebrae: 30 - 31. : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Poptella Magnuspina 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: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01585 × L3.12 (TL)
Max TL
5.6cm
Dorsal Rays
9
Anal Rays
31
Vertebrae
31

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Ayala, Oliveira & Benine, 2025

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