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🌊 Marine Data Deficient 🌡️ Deep-water

Photonectes Cornutus

Photonectes cornutus Beebe, 1933
Max Length
1.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Deep-water
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Photonectes Cornutus (Photonectes cornutus), first described by Beebe, 1933 is a tiny fish in the family Stomiidae (order Stomiiformes). Adults typically reach 1.90 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Deep-water waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Photonectes cornutus
Authority
Beebe, 1933
Habitat
Marine
Climate
Deep-water
IUCN Status
DD
Max Length
1.9 cm
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 15; Anal soft rays: 18. This species is distinguished from its congeners by lacking the blue luminous tissue on body and the presence of a short dorsal appendage on stem of the mental barbel proximally to the bulb and a long distal appendage extending from the distal tip of the bulb (see Beebe, 1933, Ref. 120405;fig. 6)Cross section: compressed.

🌀 Behaviour

Behavioural data for Photonectes Cornutus 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; bathypelagic; depth range ? - 1097 m . Deep-water Central Atlantic: Bermuda.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.1±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
1.9cm
Dorsal Rays
15
Anal Rays
18

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Deep-water
Described By
Beebe, 1933

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