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💧 Freshwater 🌡️ Tropical

Pareiorhina Isabelae

Pareiorhina isabelae Santos, Uzeda, Katz, Costa, Langeani & Ottoni, 2026
Max Length
4 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Pareiorhina Isabelae (Pareiorhina isabelae), first described by Santos, Uzeda, Katz, Costa, Langeani & Ottoni, 2026 is a tiny fish in the family Loricariidae (order Siluriformes). Adults typically reach 4.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters.

Scientific Name
Pareiorhina isabelae
Authority
Santos, Uzeda, Katz, Costa, Langeani & Ottoni, 2026
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
4 cm
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species is distinguished from its congeners by the following set of characters: presence of a postdorsal ridge; postdorsal ridge plates (11-16, modally 12 vs. 8-11, modally 9); absence of keels on dorsal and mid-dorsal series of plates; dorsal profile of the head rounded; premaxillary (47-73); unicuspid teeth; dentary (42-78); snout profile rounded, snout tip naked; single fenestra on the anterior portion of pelvic girdle; vertebrae (31 vs. 29); absence of a cluster of abdominal platelets between the pelvic fins; tip of pectoral-fin spine reaching the second third of dorsal-fin base when adpressed; absence of dark spots over dorsal and lateral surfaces of head, body and fins; posterior margin of lower lip fringed; and five infraorbitals .: elongated.

🌀 Behaviour

Behavioural data for Pareiorhina Isabelae 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. Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.06 (TL)
Max TL
4cm
Vertebrae
31

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Body Shape
Elongated
Climate Zone
Tropical
Described By
Santos, Uzeda, Katz, Costa, Langeani & Ottoni, 2026

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