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💧 Freshwater 🌡️ Subtropical

Torrent minnow

Psilorhynchus kosygini Shangningam, 2024
Max Length
9.6 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Subtropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

This species generally inhabits rivers with rapid water currents, and substrates ranging from rocky to soft sediments .

Scientific Name
Psilorhynchus kosygini
Authority
Shangningam, 2024
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
Max Length
9.6 cm
Trophic Level
2.9
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 6; Vertebrae: 42. This species is distinguished by the following set of characters: 3-4 scales positioned along the mid-ventral region between the posterior base of the pelvic fin and the anal opening; body elongate with 41-42 scales along the lateral line; 14 scales in the pre-dorsal region; 8 scales around the caudal peduncle; 9-10 branched pectoral-fin rays; eye diameter 15-21% HL; head length 18.2-19.9% SL; body depth 15.6-18.3% SL; head depth 50-58% HL and vertebrae 42 .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Torrent minnow is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.9±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00417 × L3.17 (TL)
Max TL
9.6cm
Dorsal Rays
8
Anal Rays
6
Vertebrae
42

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Shangningam, 2024

👥 Community & Contribute

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