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💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Tropical

Opsariichthys Songmaensis

Opsariichthys songmaensis Nguyen & Nguyen, 2000
Max Length
10.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
22.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Opsariichthys Songmaensis (Opsariichthys songmaensis) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters. This species can reach a maximum total length of 10.5 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Opsariichthys songmaensis
Authority
Nguyen & Nguyen, 2000
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
10.5 cm
Trophic Level
3.1
Resilience
High
Vulnerability
22.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 10; Anal soft rays: 12 - 13; Vertebrae: 39 - 41. Pectoral fin with i, 13-14 (modally 13) rays; modally 18 scales on caudal peduncle; 15-18 (modally 15) pre-dorsal scales; 13-15 (modally 14) anterior scales before pelvic origin; rounded tubercles on lower jaw rather small, as 2-3 rows in male; 13 greenish blue cross-bars on the body in male; maxillary never extending to the vertical of midline of orbit in female; snout length about 30% in male; and inter-orbital width about 27-28% in male .: fusiform / normal.

🌀 Behaviour

Behavioural data for Opsariichthys Songmaensis 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. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00851 × L3.09 (TL)
Max TL
10.5cm
Dorsal Rays
10
Anal Rays
13
Vertebrae
40

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
22.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Nguyen & Nguyen, 2000

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