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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Temperate

Alburnus Sava

Alburnus sava Bogutskaya, Zupančič, Jelić, Diripasko & Naseka, 2017
Max Length
21.8 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
41.00/100
Typical Length
-
Depth Zone
-

📖 Overview

It inhabits streams and rivers with moderate to rapid current and a gravel and cobble bottom. During the spawning season in spring, it migrates upstream to smaller tributaries to shallow riffles where they spawn .

Scientific Name
Alburnus sava
Authority
Bogutskaya, Zupančič, Jelić, Diripasko & Naseka, 2017
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
21.8 cm
Trophic Level
2.7
Resilience
Medium
Vulnerability
41.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 11; Anal soft rays: 18 - 19; Vertebrae: 44 - 45. Alburnus sava can be diagnosed from all its congeners in the Danube drainage by having the following characters: 23?27, usually 24?26, gill rakers; the ventral keel usually completely scaled (scaleless maximum 15% of the keel length); pectoral fin with 15?16 (mode = 15) branched rays; length of gill raker 65?70% of the length of the opposite outer gill filament; and a relatively long lower jaw (37?40% HL, 112?130% interorbital width) .: fusiform / normal.

🌀 Behaviour

Behavioural data for Alburnus Sava 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. Temperate

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
2.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00661 × L3.13 (TL)
Max TL
21.8cm
Dorsal Rays
11
Anal Rays
19
Vertebrae
45

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
41.00/100
Moderate vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Bogutskaya, Zupančič, Jelić, Diripasko & Naseka, 2017

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