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💧 Freshwater Least Concern 🌡️ Boreal

Spotty-fins sculpin

Batrachocottus multiradiatus Berg, 1907
Max Length
20.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
50–800 m
Climate
Boreal
Resilience
Medium
Vulnerability
39.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Spotty-fins sculpin (Batrachocottus multiradiatus) is a ray-finned fish of the family Cottocomephoridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 20.6 cm. It occurs at depths between 50 and 800 metres. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Batrachocottus multiradiatus
Authority
Berg, 1907
Habitat
Freshwater
Climate
Boreal
Body Shape
Elongated
IUCN Status
LC
Max Length
20.6 cm
Depth Range
50–800 m
Trophic Level
3.3
Resilience
Medium
Vulnerability
39.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 17 - 18; Anal soft rays: 15. : elongated.

🌀 Behaviour

Behavioural data for Spotty-fins sculpin is currently being reviewed.

🦐 Diet

Diet information for Spotty-fins sculpin is currently being compiled.

🥚 Reproduction

Reproduction data for Spotty-fins sculpin is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal; depth range 50 - 800 m . Boreal Endemic to Lake Baikal, Russia.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00603 × L3.15 (TL)
Max TL
20.6cm
Dorsal Spines
7
Dorsal Rays
18
Anal Rays
15

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
39.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Boreal
Described By
Berg, 1907

🌐 Names & Taxonomy

Language Common Names
🌍EST Lehvik-konnhärg
🇷🇺Russian пестрокрылая широколобка

Scientific Synonyms

Scientific Name Author Year Status
Batrachocottus nikolskii multiradiatus Berg 1907 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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