New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Near Threatened 🐠 Aquarium 🌡️ Temperate

Squalius Zrmanjae

Squalius zrmanjae Karaman, 1928
Max Length
28 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Temperate
Resilience
Low
Vulnerability
49.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabits streams with swift water and lakes in karstic areas. Restricted to the lower, almost still part of Zrmanja drainage .

Scientific Name
Squalius zrmanjae
Authority
Karaman, 1928
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
NT
Max Length
28 cm
Trophic Level
3.4
Resilience
Low
Vulnerability
49.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Can be diagnosed from its congeners in Western Balkans and Adriatic basin by the following characters: 44-49 scales on lateral line; scale pocket of each flank scale above lateral line with a conspicuous dark triangular spot, pigments usually absent along free margin; eye diameter 24-28% HL, slightly less than snout length; 5th infraorbital bone small or absent; dorsal fin usually with 8½ branched rays; anal fin with 9½ branched rays; head shallow, conical; snout elongate, dorsal profile slightly rounded; lower jaw short, length less than depth of operculum; and mouth subterminal .: fusiform / normal.

🌀 Behaviour

Behavioural data for Squalius Zrmanjae 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

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.13 (TL)
Max TL
28cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
49.00/100
Moderate-High vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Karaman, 1928

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Squalius Zrmanjae ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.