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Diadromous Least Concern 🌡️ Temperate

Japanese Bullhead

Cottus hangiongensis Mori, 1930
Max Length
15 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
40.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Adults occur in the middle and lower reaches of rivers. Larvae inhabit coastal waters. Usually found in clear and cold water streams with sandy and gravelly bottom .

Scientific Name
Cottus hangiongensis
Authority
Mori, 1930
Habitat
Diadromous
Climate
Temperate
IUCN Status
LC
Max Length
15 cm
Trophic Level
3.4
Resilience
Medium
Vulnerability
40.00/100
Migration
Catadromous
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Japanese Bullhead is currently being compiled.

🌀 Behaviour

Behavioural data for Japanese Bullhead is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; catadromous . Temperate; 48°N - 36°N

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Catadromous
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00832 × L3.16 (TL)
Max TL
15cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
40.00/100
Moderate vulnerability
Trophic Level
3.4
Predator
Climate Zone
Temperate
Described By
Mori, 1930

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Japanese Bullhead · Tyuman Sculpin
🌍CES vranka korejská
🇯🇵Japanese Kankyokajika · カンキョウカジカ
🇰🇷Korean 한둑중개
🇷🇺Russian Корейский подкаменщик

Scientific Synonyms

Scientific Name Author Year Status
Cottus hangionensis Mori 1930 Synonym
Cottus hongiongensis Mori 1930 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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