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🌊 Marine Least Concern 🌡️ Deep-water

Rhombic lanternfish

Krefftichthys anderssoni Lönnberg, 1905
Max Length
7.1 cm
Max Weight
Lifespan
Trophic Level
3.1
Depth
Climate
Deep-water
Resilience
High
Vulnerability
20.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Oceanic . Found in the upper 50-100 m south of Antarctic Polar Front at night, but deeper (500-600 m) north of Antarctic Polar Front and at depths greater than 1,000 m at Subtropical Convergence. Feeds mainly on copepods, and also on euphausiids and amphipods.

Scientific Name
Krefftichthys anderssoni
Authority
Lönnberg, 1905
Habitat
Marine
Climate
Deep-water
IUCN Status
LC
Max Length
7.1 cm
Trophic Level
3.1
Resilience
High
Vulnerability
20.00/100
Migration
Oceanodromous
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 12 - 14; Anal spines: 0; Anal soft rays: 17 - 20.

🌀 Behaviour

Behavioural data for Rhombic lanternfish is currently being reviewed.

🦐 Diet

Diet information for Rhombic lanternfish is currently being compiled.

🥚 Reproduction

Reproduction data for Rhombic lanternfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathypelagic; oceanodromous ; depth range ? - 2700 m . Deep-water; 32°S - 78°S north in meridional currents: to 32°-33°S in Peruvian Current and to 34°S in Falkland Current.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Oceanodromous
Trophic Level
3.1±0.19
Food Items

copepods, and also on euphausiids and amphipods

📐 Morphometrics

Length–Weight Relationship: W = 0.00692 × L3.13 (TL)
Max TL
7.1cm
Dorsal Rays
13
Anal Rays
19

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
20.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Deep-water
Described By
Lönnberg, 1905

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Rhombic lanternfish
🇫🇷French Lanternule à trois feux alignés

Scientific Synonyms

Scientific Name Author Year Status
Myctophum anderssoni Lönnberg 1905 Synonym
Protomyctophum anderssoni Lönnberg 1905 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 28 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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