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💧 Freshwater 🌡️ Tropical

Tridens Chicomendesi

Tridens chicomendesi Henschel & Costa, 2023
Max Length
2.1 cm
Max Weight
Lifespan
Trophic Level
3
Depth
Climate
Tropical
Resilience
Vulnerability
10.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Tridens Chicomendesi (Tridens chicomendesi) is a ray-finned fish. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 2.1 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Tridens chicomendesi
Authority
Henschel & Costa, 2023
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
2.1 cm
Trophic Level
3
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Tridens
Tridens
Species
Tridens Chicomendesi
Tridens chicomendesi

🐟 Physical Description

Dorsal soft rays (total): 15; Anal soft rays: 25 - 26. This species is distinguished by the following set of characters: 45-46 vertebrae; D 15, A 25-26; absence of a series of black spots along the anal-fin base; emarginate caudal fin; the anal and the urogenital openings situated at a vertical through the centrum of the 23rd or 24th vertebrae; the anal-fin origin at a vertical through the centrum of the 24th or 25th vertebrae; the mesehtmoid axis not completely over its cornu; a longer maxillary barbel, its tip reaching the first anterior 50% of the orbit length; more premaxillary teeth; lateral-line pores 3; a wider frontal, its anterior half approximately four times its posterior half width; ossified and maxilla; broad joint between quadrate and hyomandibula; longer posterodorsal process of hyomandibula, its length 20% of hyomandibula length; broad opercular patch of odontodes; interopercular odontodes 4; the upper hypural plate cartilage occupying about 50% of its area; absence of a proximal, distal and ventral cartilages on ventral hypohyal; absence of a lateral process on basibranchial 4; the presence of a cartilage block on the lateral process of autopalatine; the presence of a well developed ossification on proximal margin of ventral hypohyal; the presence of hypobranchial foramen; presence of an anterior joint between quadrate and base of posterodorsal process of hyomandibula .: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Tridens Chicomendesi is currently being reviewed.

🦐 Diet

Diet information for Tridens Chicomendesi is currently being compiled.

🥚 Reproduction

Reproduction data for Tridens Chicomendesi is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
2.1cm
Dorsal Rays
15
Anal Rays
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Henschel & Costa, 2023

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