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🌊 Marine 🌡️ Tropical

Banded duckbill

Acanthopsaron striatum Fricke, 2024
Max Length
4.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
277–292 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Banded duckbill (Acanthopsaron striatum) is a ray-finned fish. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 4.4 cm. It occurs at depths between 277 and 292 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Acanthopsaron striatum
Authority
Fricke, 2024
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
4.4 cm
Depth Range
277–292 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Acanthopsaron
Acanthopsaron
Species
Banded duckbill
Acanthopsaron striatum

🐟 Physical Description

Dorsal spines (total): 7; Anal soft rays: 21. This species is distinguished from its congeners by the following set of characters: first dorsal present with 7 spines; anal-fin rays mostly branched; branched caudal-fin rays 10; scales small compared to other signalfishes, cycloid; lateral-line scales 60; peripheral ctenoid; pelvic fin short, not reaching to anus when adpressed; snout terminal, neither jaws projecting; absence of maxillary tentacle; absence of maxillary spine; presence of maxillary notch, weakly developed; opercle with a single, strong spine; subopercle with a weak spine; absence of barbel on lower-jaw tip; absence of anterior-nostril projections; and absence of iris flap .: elongated.

🌀 Behaviour

Behavioural data for Banded 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 277 - 292 m . Tropical Central Pacific: New Caledonia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
4.4cm
Dorsal Spines
7
Anal Rays
21

🌡️ 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
Fricke, 2024

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