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💧 Freshwater 🌡️ Tropical

Microsternarchus Longicaudatus

Microsternarchus longicaudatus Cunha, Prudente, Sousa & Peixoto, 2024
Max Length
11.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Microsternarchus Longicaudatus (Microsternarchus longicaudatus), first described by Cunha, Prudente, Sousa & Peixoto, 2024 is a small fish in the family Hypopomidae (order Gymnotiformes). Adults typically reach 11.90 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.

Scientific Name
Microsternarchus longicaudatus
Authority
Cunha, Prudente, Sousa & Peixoto, 2024
Habitat
Freshwater
Climate
Tropical
Max Length
11.9 cm
Trophic Level
3.1
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Anal soft rays: 152 - 173. This species is distinguished from its congeners by the following set of characters: distinct irregular suborbital blotches present, with chromatophores more concentrated near to the rictus and immediately below the orbits; caudal filament length in both sexes 35.1-36.8% TL; small black spots overlying the mid-dorsal region of the body; number of displaced haemal spines, three or four; dentary morphology, coronoid process of dentary continues posteriorly beyond dentary hook; anal-fin rays 152-173 (Ref 132455).Cross section: compressed.

🌀 Behaviour

Behavioural data for Microsternarchus Longicaudatus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00372 × L3.06 (TL)
Max TL
11.9cm
Anal Rays
163

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Cunha, Prudente, Sousa & Peixoto, 2024

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