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💧 Freshwater 🌡️ Tropical

Dario Melanogrammus

Dario melanogrammus Britz, Kullander & Rüber, 2022
Max Length
2.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

This species was collected from several localities along the Chindwin in the vicinity of Homalin, Htamanthi and Hkamti. At the type locality in Tarwa Chaung near Homalin, the water had a temperature of 24 °C, a pH of 6.7 and a conductivity of 20 μS on 23 Feb 2013;. There were no aquatic vegetation and the bottom was muddy with sand and gravel. Associated fish species co-occuring with this species include the following: Acanthocobitis rubidipinnis, Amblyceps sp., Badis ferrarisi, B. kyar, Channa sp., Danio htamanthinus, Danio sp., Devario annandalei, Esomus sp., Laubuka khujairokens, Lepidocephalichthys berdmorei, Mystus pulcher, Ompok sp., Olyra sp., Opsarius sp., Pethia thelys, P. meinganbii, Puntius chola, Rasbora ornata, R. daniconius, Schistura sp., and Trichogaster labiosa .

Scientific Name
Dario melanogrammus
Authority
Britz, Kullander & Rüber, 2022
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
2.2 cm
Trophic Level
3.1
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 14 - 16; Dorsal soft rays (total): 6 - 9; Anal spines: 3; Anal soft rays: 7 - 9; Vertebrae: 25 - 27. This small badid species, barely exceeding 2.0 cm SL, is distinguished from its congeners by the following characters: zigzagging bars, which are formed by darkly pigmented posterior scale margins involving usually three scale rows; among Myanmar species of Dario, further differs from D. hysginon and D. tigris by having more vertebrae modally 26 (vs. 25 in D. hysginon, 24 in D. tigris) and a genetic divergence of 15.6-19.0 % uncorrected p-distance in the COI gene .: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Dario Melanogrammus is currently being reviewed.

🦐 Diet

Diet information for Dario Melanogrammus is currently being compiled.

🥚 Reproduction

Reproduction data for Dario Melanogrammus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01175 × L2.92 (TL)
Max TL
2.2cm
Dorsal Spines
15
Dorsal Rays
8
Anal Spines
3
Anal Rays
8
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Britz, Kullander & Rüber, 2022

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