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💧 Freshwater Vulnerable 🌡️ Temperate

Salvelinus Maxillaris

Salvelinus maxillaris Regan, 1909
Max Length
27 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
40.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Salvelinus Maxillaris (Salvelinus maxillaris) is a ray-finned fish of the family Salmonidae. It inhabits freshwater waters. This species can reach a maximum total length of 27 cm. With a trophic level of 3.7, it is a mid-level predator. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Salvelinus maxillaris
Authority
Regan, 1909
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
VU
Max Length
27 cm
Trophic Level
3.7
Resilience
Medium
Vulnerability
40.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Distinguished from congeners in British Isles by having olive to orange patch on upper part of opercle in several populations. Differs also by the combination of the following characters: lower jaw extending beyond posterior margin of eye in males larger than 20 cm SL; body dark brown to bluish grey, with orange to red belly in adult males; small orange dots on sides, mostly below lateral line; pelvic, pectoral and anal fins with a conspicuous white anterior margin; and caudal fin with a whitish to orangish margin .: fusiform / normal.

🌀 Behaviour

Behavioural data for Salvelinus Maxillaris 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; 59°N - 58°N, 5°W - 4°W North Minch (strait between Highland, Skye Island and Hebrides Islands): Loch near Ben Hope, possibly Loch Merkland in Sutherland, Loch Clair, Loch Coulin, possibly Loch Maree in Wester Ross, Loch Langavat and Loch na Craobhaig in Isle of Lewis.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.7±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.04 (TL)
Max TL
27cm

🌡️ 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
40.00/100
Moderate vulnerability
Trophic Level
3.7
Predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Regan, 1909

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