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💧 Freshwater Least Concern 🌡️ Tropical

Indian blue ricefish

Oryzias dancena Hamilton, 1822
← All Species
Max Length
3.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Indian blue ricefish (Oryzias dancena) is a ray-finned fish of the family Adrianichthyidae. It inhabits freshwater waters. This species can reach a maximum total length of 3.1 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
Oryzias dancena
Authority
Hamilton, 1822
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
3.1 cm
Trophic Level
3.3
Resilience
Low
Vulnerability
10.00/100

🐟 Physical Description

Dorsal soft rays (total): 6 - 7; Anal soft rays: 20 - 24; Vertebrae: 28 - 29. Principal caudal fin rays 6/6.: elongated.

🌀 Behaviour

Behavioural data for Indian blue ricefish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; brackish; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00437 × L3.11 (TL)
Max TL
3.1cm
Dorsal Rays
7
Anal Rays
22
Vertebrae
29

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Hamilton, 1822

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