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💧 Freshwater Critically Endangered 🌡️ Tropical

Austrolebias Queguay

Austrolebias queguay Serra & Loureiro, 2018
Max Length
3.9 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone

📖 Overview

Overview information for Austrolebias Queguay is currently being compiled by our editorial team.

Scientific Name
Austrolebias queguay
Authority
Serra & Loureiro, 2018
Habitat
Freshwater
Climate
Tropical
IUCN Status
CR
Max Length
3.9 cm
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species differs from all its congeners except Austrolebias bellottii, A. univentripinnis, A. melanoorus, by the having the urogenital papilla attached to the anal fin in males (vs. free from the anal fin); differs from A. bellottii, A. univentripinnis by having well-defined light blue bands contrasting with the sides of the body in adult males (vs. vertical rows of light blue dots); differs from A. melanoorus by the dark gray colouration of the distal portion of the anal fin in males (vs. black), pelvic-fins dark bluish green (observed in ventral view) and bases united at about 50-80% on their medial margins (vs. dark gray and united about 50% or less), pectoral-fins with iridescent blue sub-marginal band (vs. no sub-marginal band), and general colouration of the body bluish green (vs. grayish sky blue) .Cross section: compressed.

🌀 Behaviour

Behavioural data for Austrolebias Queguay is currently being reviewed.

🦐 Diet

Diet information for Austrolebias Queguay is currently being compiled.

🥚 Reproduction

Reproduction data for Austrolebias Queguay is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Uruguay.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
3.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Serra & Loureiro, 2018

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