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💧 Freshwater Endangered 🌡️ Temperate

Swan Galaxias

Galaxias fontanus Fulton, 1978
Max Length
13.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
26.00/100
Typical Length
7 cm
Depth Zone
-

📖 Overview

Facultative air-breathing in the genus ; Lives in slow to moderately swift flowing waters situated in dry scrub country; occurring in aggregations usually in rocky pools or along shallow stream margins around log debris. Occurs in gently to moderately flowing water of shallow spring-fed creeks . Feeds on insects and their larvae, small crustaceans and algae. A shoal-forming species, particularly when young. The entire life cycle takes place in fresh water. Breeds in its second year during spring. Maximum life span is about 3 years .

Scientific Name
Galaxias fontanus
Authority
Fulton, 1978
Habitat
Freshwater
Climate
Temperate
IUCN Status
EN
Max Length
13.5 cm
Trophic Level
3
Resilience
High
Vulnerability
26.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Swan Galaxias is currently being compiled.

🌀 Behaviour

Behavioural data for Swan Galaxias 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. Temperate; 40°S - 45°S known only from the upper Swan River of eastern Tasmania.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.37
Food Items

insects and their larvae, small crustaceans and algae

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.12 (TL)
Max TL
13.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Temperate
Described By
Fulton, 1978

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