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💧 Freshwater Endangered 🌡️ Tropical

Simpsonichthys Parallelus

Simpsonichthys parallelus Costa, 2000
← All Species
Max Length
2.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Simpsonichthys Parallelus (Simpsonichthys parallelus), first described by Costa, 2000 is a tiny fish in the family Rivulidae (order Cyprinodontiformes). Adults typically reach 2.30 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Endangered.

Scientific Name
Simpsonichthys parallelus
Authority
Costa, 2000
Habitat
Freshwater
Climate
Tropical
IUCN Status
EN
Max Length
2.3 cm
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Simpsonichthys Parallelus is currently being compiled.

🌀 Behaviour

Behavioural data for Simpsonichthys Parallelus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical South America: Paraná River basin, Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00603 × L3.14 (TL)
Max TL
2.3cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Costa, 2000

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