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💧 Freshwater Endangered 🌡️ Temperate

Orestias Laucaensis

Orestias laucaensis Arratia, 1982
Max Length
11 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Temperate
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Orestias Laucaensis (Orestias laucaensis) is a ray-finned fish of the family Cyprinodontidae. It inhabits freshwater waters. This species can reach a maximum total length of 11 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Endangered on the IUCN Red List.

Scientific Name
Orestias laucaensis
Authority
Arratia, 1982
Habitat
Freshwater
Climate
Temperate
IUCN Status
EN
Max Length
11 cm
Trophic Level
3.1
Vulnerability
10.00/100
Migration
Non-migratory
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Orestias Laucaensis is currently being compiled.

🌀 Behaviour

Behavioural data for Orestias Laucaensis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; non-migratory. Temperate South America: Lauca River basin in Chile.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Non-migratory
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
11cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2021

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Temperate
Described By
Arratia, 1982

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