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💧 Freshwater Vulnerable 🌡️ Tropical

Ornate rainbowfish

Rhadinocentrus ornatus Regan, 1914
Rhadinocentrus Ornatus (Rhadinocentrus ornatus)
Rhadinocentrus Ornatus (Rhadinocentrus ornatus)
Max Length
6 cm
Max Weight
Lifespan
Trophic Level
3
Depth
Climate
Tropical
Resilience
High
Vulnerability
29.00/100
Typical Length
4 cm
Depth Zone
pelagic

📖 Overview

Lives in coastal streams and often found in stagnant pools or streams with little or no flow. Inhabits creeks, backwaters of larger streams, ponds and dune lakes. Usually found in sandy coastal country (locally known as 'wallum') in slow-flowing, tannin-stained waters. Prefers the cover of submerged logs and branches, grassy banks, reeds and lily roots . Occurs at temperature and pH ranging from 20°-28° C and 5.4-6.5 respectively. Eggs are laid among plants each day during the breeding season. Feeds on insects and their aquatic larvae, microcrustaceans and algae. Popular aquarium fish which readily breeds in captivity .

Scientific Name
Rhadinocentrus ornatus
Authority
Regan, 1914
Habitat
Freshwater
Climate
Tropical
IUCN Status
VU
Max Length
6 cm
Trophic Level
3
Resilience
High
Vulnerability
29.00/100
Water Temp
20–30 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Ornate rainbowfish is currently being compiled.

🌀 Behaviour

Behavioural data for Ornate rainbowfish is currently being reviewed.

🦐 Diet

Diet information for Ornate rainbowfish is currently being compiled.

🥚 Reproduction

Reproduction data for Ornate rainbowfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; pelagic; pH range: 6.0 - 6.5; dH range: 4 - 8. Tropical; 20°C - 30°C South Wales and southern Queensland in Australia.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3±0.35
Food Items

insects and their aquatic larvae, microcrustaceans and algae

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
6cm

🌡️ Water Parameters & Tolerance

Temperature Range
20–30°C
pH Range
6–6.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Regan, 1914

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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