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💧 Freshwater Least Concern 🌡️ Subtropical

Agassiz's glassfish

Pseudoambassis agassizii Steindachner, 1867
Max Length
7.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
16.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabit streams, ponds, swamps , rivers, creeks, reservoirs and drainage ditches ; occurring in areas with plenty of weed cover at temperatures from 18°-27°C. Feed on small crustaceans. Spawn early in the morning: males display fins while chasing the female, swimming in a zigzag pattern. Demersal eggs are deposited and fertilized on vegetation with larvae hatching after 24 hours . Similar in appearance to A. agrammus and A. mulleri.

Scientific Name
Pseudoambassis agassizii
Authority
Steindachner, 1867
Habitat
Freshwater
Climate
Subtropical
IUCN Status
LC
Max Length
7.5 cm
Trophic Level
3.3
Resilience
High
Vulnerability
16.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Pseudoambassis
Pseudoambassis
Species
Agassiz's glassfish
Pseudoambassis agassizii

🐟 Physical Description

Physical description for Agassiz's glassfish is currently being compiled.

🌀 Behaviour

Behavioural data for Agassiz's glassfish 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; potamodromous . Subtropical; 23°S - 35°S South Australia (Murray-Darling basin), Victoria (Murray-Darling basin); known only from limital area, Rockhampton, Queensland (23°22'S) to Lake Hiawatha, New South Wales(29°48'S) and Murray-Darling system as far south and west as Swan Reach, South Australia (34°34'S, 139°36'E).

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3.3±0.41
Food Items

small crustaceans

📐 Morphometrics

Length–Weight Relationship: W = 0.01202 × L3.02 (TL)
Max TL
7.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
16.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Described By
Steindachner, 1867

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