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🌊 Marine 🌡️ Tropical

Yellow duckbill

Pteropsaron flavissimum Fricke, 2024
Max Length
3.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
228–239 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Yellow duckbill (Pteropsaron flavissimum), first described by Fricke, 2024 is a tiny fish in the family Hemerocoetidae (order Acropomatiformes). Adults typically reach 3.10 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 228 to 239 metres. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.

Scientific Name
Pteropsaron flavissimum
Authority
Fricke, 2024
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
3.1 cm
Depth Range
228–239 m
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6; Anal soft rays: 20. This species is distinguished from its congeners by the following set of characters: 6 spines in the first dorsal fin, 18 rays in the second dorsal fin; ca. 22 rays in the anal fin; gill rakers 0 + 8; 46 lateral-line scales; first dorsal fin low, without terminal filaments; anal fin about as high as second dorsal fin, without projecting rays; head length 3.6 in SL, preorbital length 1.7 in eye diameter; pelvic fin extending to fifth anal-fin membrane when adpressed; body colour rose, with wide yellow streak dorsally extending from tip of snout to upper caudal-fin base; and first dorsal fin pale, without black markings .: elongated.

🌀 Behaviour

Behavioural data for Yellow duckbill 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 228 - 239 m . Tropical Central Pacific: New Caledonia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
3.1cm
Dorsal Spines
6
Anal Rays
20

🌡️ 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
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Fricke, 2024

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