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💧 Freshwater 🌡️ Tropical

Aranayaka danio

Devario memorialis Sudasinghe, Pethiyagoda & Meegaskumbura, 2020
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Overview information for Aranayaka danio is currently being compiled by our editorial team.

Scientific Name
Devario memorialis
Authority
Sudasinghe, Pethiyagoda & Meegaskumbura, 2020
Habitat
Freshwater
Climate
Tropical
Max Length
5.6 cm
Trophic Level
3
Resilience
High
Vulnerability
14.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species is distinguished from its congeners (in Sri Lanka and the peninsular-India) by the following characters and character states: branched dorsal-fin rays 8; analfin origin on vertical through dorsal-fin origin; dorsal-fin base length 13.1-16.5% SL; uninterrupted P stripe 2 scales wide anteriorly, beginning between verticals through pectoral- and pelvic-fin origins; anterior bars on body are indistinct or absent; interstripes I and I + 1 are narrow, about ¼-? times width of P stripe; lower jaw with mediodorsal band of 2-3 rows of tubercles; rostral barbel 4.1-8.9% HL; body depth 20.4-23.5% SL; the first infraorbital smooth, without process; lateral-line scales 38-46; circumpeduncular scales 15-16 .Cross section: compressed.

🌀 Behaviour

Behavioural data for Aranayaka danio is currently being reviewed.

🦐 Diet

Diet information for Aranayaka danio is currently being compiled.

🥚 Reproduction

Reproduction data for Aranayaka danio is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.04 (TL)
Max TL
5.6cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Sudasinghe, Pethiyagoda & Meegaskumbura, 2020

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