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💧 Freshwater Least Concern 🌡️ Tropical

Nandus Oxyrhynchus

Nandus oxyrhynchus Ng, Vidthayanon & Ng, 1996
Max Length
6.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Nandus Oxyrhynchus (Nandus oxyrhynchus) is a ray-finned fish of the family Nandidae. It inhabits freshwater waters. This species can reach a maximum total length of 6.9 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Nandus oxyrhynchus
Authority
Ng, Vidthayanon & Ng, 1996
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
6.9 cm
Trophic Level
3.3
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 12 - 14; Dorsal soft rays (total): 9 - 11; Anal spines: 3; Anal soft rays: 5 - 6; Vertebrae: 24 - 25. Distinguished from all other species of Nandus by its deep dorsal head profile and sharp snout, the presence of 37-42 lateral line scales interrupted at the 24th-27th lateral line scale and the presence of relatively large serrae on the preopercle.: fusiform / normal.

🌀 Behaviour

Behavioural data for Nandus Oxyrhynchus is currently being reviewed.

🦐 Diet

Diet information for Nandus Oxyrhynchus is currently being compiled.

🥚 Reproduction

Reproduction data for Nandus Oxyrhynchus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01148 × L3.06 (TL)
Max TL
6.9cm
Dorsal Spines
13
Dorsal Rays
10
Anal Spines
3
Anal Rays
6
Vertebrae
25

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Ng, Vidthayanon & Ng, 1996

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