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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Metaloricaria Nijsseni

Metaloricaria nijsseni Boeseman, 1976
Max Length
29.5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.4
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
48.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Metaloricaria Nijsseni (Metaloricaria nijsseni), first described by Boeseman, 1976 is a medium-sized fish in the family Loricariidae (order Siluriformes). Adults typically reach 29.50 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds primarily on plankton, plant material, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Loricariidae kept in the hobby.

Scientific Name
Metaloricaria nijsseni
Authority
Boeseman, 1976
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
29.5 cm
Trophic Level
2.4
Resilience
Medium
Vulnerability
48.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Metaloricaria Nijsseni is currently being compiled.

🌀 Behaviour

Behavioural data for Metaloricaria Nijsseni 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: Suriname, Saramacca, Nickerie, and Corantijn River basins.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.4±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00398 × L3.11 (TL)
Max TL
29.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
48.00/100
Moderate-High vulnerability
Trophic Level
2.4
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Boeseman, 1976

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