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🌊 Marine 🌡️ Tropical

Christmas longfin

Steeneichthys nativitatus Allen, 1987
Max Length
3.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
30–40 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Christmas longfin (Steeneichthys nativitatus), first described by Allen, 1987 is a tiny fish in the family Plesiopidae (order Perciformes). Adults typically reach 3.20 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 30 to 40 metres. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.

Scientific Name
Steeneichthys nativitatus
Authority
Allen, 1987
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
3.2 cm
Depth Range
30–40 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 9; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 7. : elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Christmas longfin is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

Eggs are guarded by the male parent .

🌍 Habitat & Distribution

Marine; demersal; depth range 30 - 40 m . Tropical Indian Ocean: Christmas Island and Indonesia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.18 (TL)
Max TL
3.2cm
Dorsal Spines
9
Dorsal Rays
9
Anal Spines
3
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Allen, 1987

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Steeneichthys nativiatus Allen 1987 Synonym
Steeneichthys nativitatis Allen 1987 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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