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🌊 Marine Data Deficient 🌡️ Temperate

Guentherus Katoi

Guentherus katoi Senou, Kuwayama & Hirate, 2008
Max Length
69.4 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
319–612 m
Climate
Temperate
Resilience
-
Vulnerability
49.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Guentherus Katoi (Guentherus katoi), first described by Senou, Kuwayama & Hirate, 2008 is a large fish in the family Ateleopodidae (order Ateleopodiformes). Adults typically reach 69.40 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 319 to 612 metres. It occurs in Temperate waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Guentherus katoi
Authority
Senou, Kuwayama & Hirate, 2008
Habitat
Marine
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
69.4 cm
Depth Range
319–612 m
Trophic Level
4.1
Vulnerability
49.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is characterized by the following: absence of lateral line and scales on body; head length 25.6-26.0% SL; orbit diameter 5.2-6.0% SL; upper jaw length 11.7-13.0% SL; dorsal fin length 20.9-23.9% SL; numerous dark brown spots on body; lanceolate and white tips of first and third free rays of pelvic fins .: fusiform / normal.

🌀 Behaviour

Behavioural data for Guentherus Katoi is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 319 - 612 m . Temperate; 35°N - 26°N, 126°E - 138°E Northwest Pacific: Japan.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
69.4cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
49.00/100
Moderate-High vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Senou, Kuwayama & Hirate, 2008

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