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🌊 Marine 🌡️ Deep-water

Photonectes Xenopogon

Photonectes xenopogon Prokofiev, 2019
Max Length
16.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Deep-water
Resilience
High
Vulnerability
29.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Photonectes Xenopogon (Photonectes xenopogon), first described by Prokofiev, 2019 is a medium-sized fish in the family Stomiidae (order Stomiiformes). Adults typically reach 16.80 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Photonectes xenopogon
Authority
Prokofiev, 2019
Habitat
Marine
Climate
Deep-water
Max Length
16.8 cm
Trophic Level
3.9
Resilience
High
Vulnerability
29.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 18; Anal soft rays: 23; Vertebrae: 59 - 62. This species is distinguished by the following characters: pectoral with one long and strong ray that consists of two tightly connected halves; uniserial praemaxillare dentition; vertebrae 59-60; postorbital organ 1.0% (immature male) or 2.4% (mature male) of SL; the chin barbel is relatively short (4.8% SL for SL 11.0 cm) with terminal bulb not protruding beyond the stem; internal pigmentation and flat non-pigmented asymmetrically bifurcated terminal filament on its tip .Cross section: compressed.

🌀 Behaviour

Behavioural data for Photonectes Xenopogon 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; bathydemersal. Deep-water Central Pacific: Philippines.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.9±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
16.8cm
Dorsal Rays
18
Anal Rays
23
Vertebrae
61

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3.9
Predator
Climate Zone
Deep-water
Described By
Prokofiev, 2019

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