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💧 Freshwater 🌡️ Tropical

Hisonotus Dinizae

Hisonotus dinizae Silva, Silva, Venere, da Silva & Roxo, 2020
← All Species
Max Length
2.3 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
0–2 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Found in small shallow streams with clear and swfit-flowing water, ca. 0.5-2 m depth with marginal vegetation .

Scientific Name
Hisonotus dinizae
Authority
Silva, Silva, Venere, da Silva & Roxo, 2020
Habitat
Freshwater
Climate
Tropical
Max Length
2.3 cm
Depth Range
0–2 m
Trophic Level
2.7
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species can be distinguished from its congeners by having a V-shaped spinelet, yellowish teeth, lacking unpaired platelets at typical adipose fin portion, hyaline caudal-fin with three transverse dark bars, single abdominal median plate series, and by morphometric and meristic characters .Cross section: oval.

🌀 Behaviour

Behavioural data for Hisonotus Dinizae is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal; depth range 0 - 2 m . Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.7±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.06 (TL)
Max TL
2.3cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Silva, Silva, Venere, da Silva & Roxo, 2020

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