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💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Tropical

Astyanax Apiaka

Astyanax apiaka Ferreira, Lima, Ribeiro, Flausino Junior, Machado & Mirande, 2023
Max Length
16.3 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
30.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Astyanax Apiaka (Astyanax apiaka), first described by Ferreira, Lima, Ribeiro, Flausino Junior, Machado & Mirande, 2023 is a medium-sized fish in the family Acestrorhamphidae (order Characiformes). Adults typically reach 16.30 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 Data Deficient.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Acestrorhamphidae kept in the hobby.

Scientific Name
Astyanax apiaka
Authority
Ferreira, Lima, Ribeiro, Flausino Junior, Machado & Mirande, 2023
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
16.3 cm
Trophic Level
2.9
Resilience
High
Vulnerability
30.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 9; Anal soft rays: 24 - 29; Vertebrae: 36. : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Astyanax Apiaka 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
2.9±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01047 × L3.11 (TL)
Max TL
16.3cm
Dorsal Rays
9
Anal Rays
27
Vertebrae
36

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Ferreira, Lima, Ribeiro, Flausino Junior, Machado & Mirande, 2023

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