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💧 Freshwater Vulnerable 🌡️ Temperate

Coregonus Muelleri

Coregonus muelleri Selz & Seehausen, 2023
Max Length
19.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
60–200 m
Climate
Temperate
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Coregonus Muelleri (Coregonus muelleri), first described by Selz & Seehausen, 2023 is a medium-sized fish in the family Salmonidae (order Salmoniformes). Adults typically reach 19.80 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. Recorded depth range: 60 to 200 metres. It occurs in Temperate waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Vulnerable.

Scientific Name
Coregonus muelleri
Authority
Selz & Seehausen, 2023
Habitat
Freshwater
Climate
Temperate
IUCN Status
VU
Max Length
19.8 cm
Depth Range
60–200 m
Trophic Level
3.3
Resilience
Medium
Vulnerability
33.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

It is a small whitefish species (standard length at 3 years: range = 160-232 mm, mean = 194 mm) with light pigmentation across all fins and the body. The flanks above the lateral line display a pale olive-brown coloration. It has an elongated, slender body and large eyes (eye diameter: 22.2-26% HL, mean = 24.1), set in subtle triangular eye sockets. The species features a pointed snout tip and numerous long gill rakers (longest gill raker: 12.5-16.7% HL, mean = 14.5; total gill rakers: 33-43).

🌀 Behaviour

Behavioural data for Coregonus Muelleri is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 🪺 Nest Builder 🛡️ Egg Guarder
Spawning Season
spring
Spawn Location
Nest
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; depth range 60 - 200 m . Temperate

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00457 × L3.13 (TL)
Max TL
19.8cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Temperate
Described By
Selz & Seehausen, 2023

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