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💧 Freshwater Endangered 🌡️ Subtropical

Alburnus Vistonicus

Alburnus vistonicus Freyhof & Kottelat, 2007
Max Length
21.7 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
-

📖 Overview

A lacustrine species which undertakes migration to upper reaches of tributaries to spawn in riffles with heavy current on gravel bottom .

Scientific Name
Alburnus vistonicus
Authority
Freyhof & Kottelat, 2007
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
EN
Max Length
21.7 cm
Trophic Level
2.7
Resilience
Medium
Vulnerability
33.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Can be diagnosed by the combination of the following characters: origin of anal fin about ½ -1 ½ scales behind dorsal-fin base; anal fin with 13-15½ branched rays; gill rakers 21-25; lateral line scales 57-67+4; ventral keel exposed for 5-12 scales in front of anus; head length 21-24% SL; predorsal length 52-56% SL; caudal peduncle depth 1.9-2.4 times in its length; caudal peduncle length 19-22% SL; eye diameter 5.1-6.7% SL; 1.1-1.6 times in interorbital distance; 22-29% head length; few, large tubercles in nuptial males . : fusiform / normal.

🌀 Behaviour

Behavioural data for Alburnus Vistonicus 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
2.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00661 × L3.13 (TL)
Max TL
21.7cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Freyhof & Kottelat, 2007

🦠 Common Diseases

The following diseases are known to affect Alburnus Vistonicus.

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