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💧 Freshwater Data Deficient 🌡️ Tropical

Paraná corydoras

Hoplisoma steindachneri Isbrücker & Nijssen, 1973
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Paraná corydoras (Hoplisoma steindachneri), first described by Isbrücker & Nijssen, 1973 is a small fish. Adults typically reach 5.00 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 Data Deficient.

Scientific Name
Hoplisoma steindachneri
Authority
Isbrücker & Nijssen, 1973
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
5 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Water Temp
22–26 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Hoplisoma
Hoplisoma
Species
Paraná corydoras
Hoplisoma steindachneri

🐟 Physical Description

Physical description for Paraná corydoras is currently being compiled.

🌀 Behaviour

Behavioural data for Paraná corydoras is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Assumed to be like other Corydoras species.

🌍 Habitat & Distribution

Freshwater; demersal; pH range: 6.0 - 8.0; dH range: 2 - 25. Tropical; 22°C - 26°C South America: Coastal rivers in Paraná, Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.14 (TL)
Max TL
5cm

🌡️ Water Parameters & Tolerance

Temperature Range
22–26°C
pH Range
6–8
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Isbrücker & Nijssen, 1973

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