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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Moenkhausia Diktyota

Moenkhausia diktyota Piza, 2001
Max Length
5.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Moenkhausia Diktyota (Moenkhausia diktyota) is a ray-finned fish of the family Acestrorhamphidae. It inhabits freshwater waters. This species can reach a maximum total length of 5.2 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
Moenkhausia diktyota
Authority
Piza, 2001
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
5.2 cm
Trophic Level
3.3
Resilience
High
Vulnerability
11.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 2; Dorsal soft rays (total): 9; Anal spines: 4; Anal soft rays: 20 - 22; Vertebrae: 33. Color pattern on body reticulated, formed by dark pigmentation along the posterior portion of the scales. A horizontally elongate black stripe extends from a vertical through the last anal fin ray to tips of middle caudal fin rays. The caudal peduncle stripe is not preceded by a light area as that on M. oligolepis. The anterior humeral blotch is uniformly pigmented along its length. Lateral line incomplete .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Moenkhausia Diktyota 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 South America: upper Negro River basin in Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01479 × L3 (TL)
Max TL
5.2cm
Dorsal Spines
2
Dorsal Rays
9
Anal Spines
4
Anal Rays
21
Vertebrae
33

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Piza, 2001

🗺️ 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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