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🌊 Marine Least Concern 🌡️ Subtropical

Trident clingfsh

Lepadichthys trishula Fujiwara, Hagiwara & Motomura, 2020
Max Length
3.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Trident clingfsh (Lepadichthys trishula), first described by Fujiwara, Hagiwara & Motomura, 2020 is a tiny fish in the family Gobiesocidae (order Gobiesociformes). Adults typically reach 3.10 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Lepadichthys trishula
Authority
Fujiwara, Hagiwara & Motomura, 2020
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
3.1 cm
Trophic Level
3.4
Resilience
High
Vulnerability
24.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 10 - 12; Anal soft rays: 9 - 11; Vertebrae: 32 - 33. This species is characterized by the following set of characters: D 10-12 (modally 11); A 9-11 (10); pectoral-fin rays 23-26 (23); upper end of gill membrane level with base of 8th to 10th (usually 10th) pectoral-fin ray in lateral view; gill rakers on each arch 6-8 (7); vertebrae 32 or 33 (32); snout is somewhat short and slender, its length 7.4-9.4 (mean 8.4) and depth 4.0-6.5 (5.1) % SL; upper jaw not sharply pointed or projected, its length 5.5-7.7 (6.5) % SL; side of lower-jaw teeth with hook-like tips; head depth 7.2-10.4 (8.5) % SL; disc size is moderate, its length 14.0-18.2 (16.8) % SL; dorsal and anal fins have weak membranous connections to caudal fin; head sensory canal pores are well developed, including 2 nasal, lacrimal and postorbital, and 3 preopercular pores; three narrow white stripes from snout to vertical through posterior margin of disc, two located laterally and one along dorsal midline .Cross section: circular.

🌀 Behaviour

Behavioural data for Trident clingfsh 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; benthopelagic. Subtropical Northwest Pacific: Japan.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.4±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
3.1cm
Dorsal Rays
11
Anal Rays
10
Vertebrae
33

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Subtropical
Described By
Fujiwara, Hagiwara & Motomura, 2020

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