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💧 Freshwater Extinct 🌡️ Temperate

Salvelinus Inframundus

Salvelinus inframundus Regan, 1909
Max Length
22 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Occurs in a small eutrophic lake with depth of up to 3 m. Feeds on sticklebacks, molluscs and insect larvae. Attains a maximum size of up to about 22 cm SL .

Scientific Name
Salvelinus inframundus
Authority
Regan, 1909
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
EX
Max Length
22 cm
Trophic Level
3.6
Resilience
Medium
Vulnerability
35.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Distinguished from congeners in British Isles by the following combination of characters: mouth subterminal, lower jaw shorter than upper; blunt snout; steel-grey flank, belly white to pinkish or bright orange; flank with numerous whitish spots, mainly in upper half of body; pectoral and anal fins orange-brown to orange-red, pelvic to cherry-red, with white anterior margin (weakly in pectorals); pectoral fin about 2/3 of head length .: fusiform / normal.

🌀 Behaviour

Behavioural data for Salvelinus Inframundus 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. Temperate; 60°N - 58°N, 4°W - 2°W east 1908, but no recent confirmation.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.6±0.5
Food Items

sticklebacks, molluscs and insect larvae

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.04 (TL)
Max TL
22cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Extinct
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Regan, 1909

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