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💧 Freshwater 🌡️ Temperate

Black Galaxias

Galaxias niger Andrews, 1985
Max Length
10.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
21.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Black Galaxias (Galaxias niger), first described by Andrews, 1985 is a small fish in the family Galaxiidae (order Galaxiiformes). Adults typically reach 10.50 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Temperate waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.

Scientific Name
Galaxias niger
Authority
Andrews, 1985
Habitat
Freshwater
Climate
Temperate
Max Length
10.5 cm
Trophic Level
3.2
Resilience
High
Vulnerability
21.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Black Galaxias is currently being compiled.

🌀 Behaviour

Behavioural data for Black 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 Known only from the types collected from Reservoir Lakes, Tasmania.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.12 (TL)
Max TL
10.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Temperate
Described By
Andrews, 1985

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