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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Subtropical

Cobitis Australis

Cobitis australis Chen, Chen & He, 2013
Max Length
8.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Cobitis Australis (Cobitis australis) is a ray-finned fish of the family Cobitidae. It inhabits freshwater waters. This species can reach a maximum total length of 8.1 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Cobitis australis
Authority
Chen, Chen & He, 2013
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
8.1 cm
Trophic Level
3.2
Resilience
High
Vulnerability
27.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 7; Anal spines: 3; Anal soft rays: 5. Distinguished from all congeners by the following combination of characters: lack of Gambetta's pigmentation pattern; sexual dimorphism color pattern consisting of 17-20 irregular blotches on the dorsum in male and 13 oval blotches on the dorsum and the blotches extending trangle-shape on the dorsolateral sides in females; 11-13 irregular vertical elongated v-shaped blotches along midlateral lines, and between them more then 20 vertical bars in males and less than 20 in females; dorsal and caudal fins with 4-5 striations; one slender and long finger-shaped lamina circularis at the base of the secondary ray of the male pectoral fins, the second ray is elongated nearly filamentous; scales large, vertical elongated and oval, with a large focal area, 26-30 radial grooves; mental lobes undeveloped, two lower lip pointed not ending in filiform tip; barbels short, barble length equal to or shorter than eye diameter; suborbital spine of the prcessus latero-caudalis less than one-third of the processus medio-caudalis length .: elongated.

🌀 Behaviour

Behavioural data for Cobitis Australis 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. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00513 × L3.08 (TL)
Max TL
8.1cm
Dorsal Spines
3
Dorsal Rays
7
Anal Spines
3
Anal Rays
5

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Chen, Chen & He, 2013

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