New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Data Deficient 🌡️ Tropical

Lepadichthys Bilineatus

Lepadichthys bilineatus Craig, Bogorodsky & Randall, 2015
Max Length
3.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
0–5 m
Climate
Tropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Lepadichthys Bilineatus (Lepadichthys bilineatus), first described by Craig, Bogorodsky & Randall, 2015 is a tiny fish in the family Gobiesocidae (order Gobiesociformes). Adults typically reach 3.70 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 0 to 5 metres. It occurs in Tropical 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 Data Deficient.

Scientific Name
Lepadichthys bilineatus
Authority
Craig, Bogorodsky & Randall, 2015
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
3.7 cm
Depth Range
0–5 m
Trophic Level
3.4
Resilience
High
Vulnerability
27.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 16; Anal soft rays: 13. This species is distinguished by the following characters: origins of dorsal and anal fins are posterior on body and lacking a membrane connecting them to caudal fin; D 16; A 13; pectoral-fin rays 23; principal caudal-fin rays 10, total caudal-fin rays 18; gill rakers 10; head large, its length 3.1 in SL; body depth 8.0 in SL; disc single, its length 6.6 in SL and disc width 6.5 in SL. Colouration: when fresh the body grayish blue, grading ventrally and posteriorly to brownish orange, and to brownish red on about posterior fourth of body; two bluish white lines extending posteriorly, angling slightly ventrally from eye, one dorsally and one ventrally from eye; the pupil encircled by a distinct red ring, with a pale blue dash below; outer two-thirds of pectoral fins translucent yellowish, basal third of fin orangish brown, grading to red ventrally on chest; the disc yellow; dorsal and anal fins reddish yellow with a narrow pale blue-green margin and a maroon submarginal band .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Lepadichthys Bilineatus 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; demersal; depth range 0 - 5 m . Tropical Indian Ocean: Oman.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.4±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
3.7cm
Dorsal Rays
16
Anal Rays
13

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Craig, Bogorodsky & Randall, 2015

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Lepadichthys Bilineatus ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.