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💧 Freshwater Least Concern 🌡️ Subtropical

Southern barred minnow

Opsaridium peringueyi Gilchrist & Thompson, 1913
Max Length
9 cm
Max Weight
Lifespan
6 yrs
Trophic Level
3.3
Depth
Climate
Subtropical
Resilience
Medium
Vulnerability
23.00/100
Typical Length
Depth Zone

📖 Overview

Inhabits clear, flowing water in rapids or instream pools of rivers ; frequenting pools below rapids or water flows over sand or gravel . It feeds primarily on benthic macroinvertebrates, mainly chironomid and simuliid larvae, and adult insects taken from the surface ..Gonadosomatic index indicates that the species is a partial spawner which breeds over an extended period during the spring and summer months , spawning several times during the season ..

Scientific Name
Opsaridium peringueyi
Authority
Gilchrist & Thompson, 1913
Habitat
Freshwater
Climate
Subtropical
IUCN Status
LC
Max Length
9 cm
Lifespan
6 years
Trophic Level
3.3
Resilience
Medium
Vulnerability
23.00/100
Water Temp
15–25 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 10 - 11; Anal spines: 0; Anal soft rays: 14 - 16.

🌀 Behaviour

Behavioural data for Southern barred minnow is currently being reviewed.

🦐 Diet

Diet information for Southern barred minnow is currently being compiled.

🥚 Reproduction

Reproduction data for Southern barred minnow is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical; 15°C - 25°C

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4
Food Items

benthic macroinvertebrates, mainly chironomid and simuliid larvae, and adult insects taken from the

📐 Morphometrics

Length–Weight Relationship: W = 0.00589 × L3 (TL)
Max TL
9cm
Dorsal Rays
11
Anal Rays
15

🌡️ Water Parameters & Tolerance

Temperature Range
15–25°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2016

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Described By
Gilchrist & Thompson, 1913

👥 Community & Contribute

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