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🌊 Marine Least Concern 🌡️ Subtropical

Kobayashi's triangular batfish

Malthopsis kobayashii Tanaka, 1916
Max Length
8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
31.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Kobayashi's triangular batfish (Malthopsis kobayashii) is a ray-finned fish of the family Ogcocephalidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 8 cm. 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
Malthopsis kobayashii
Authority
Tanaka, 1916
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
8 cm
Latitude
34°S – 30°N
Trophic Level
3.3
Resilience
Medium
Vulnerability
31.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 4 - 6; Anal soft rays: 4. This species is characterized by the following: subopercular buckler dull, with few blunt spinelets at its tip; ventral surface is covered with minute prickles; pointed rostrum, directed rather forward than upward; principal bucklers on dorsal surface relatively small and flattened, interspace fully covered by small bucklers and prickles .: other (see remarks).

🌀 Behaviour

Behavioural data for Kobayashi's triangular batfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; bathydemersal. Subtropical; 30°N - 34°S, 113°E - 154°E

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01514 × L2.93 (TL)
Max TL
8cm
Dorsal Rays
5
Anal Rays
4

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Latitude Range
30°N – 34°S
Described By
Tanaka, 1916

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