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🌊 Marine Least Concern 🌡️ Deep-water

Highlight hatchetfish

Sternoptyx pseudobscura Baird, 1971
Max Length
6 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
800–2000 m
Climate
Deep-water
Resilience
Medium
Vulnerability
19.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Oceanic . Meso- and bathypelagic . Does not exhibits vertical migration . Feeds on copepods, ostracods, euphausiids, amphipods, decapods . Photophores develop in adults over 16-18 mm SL . Minimum depth from Ref. 004054.

Scientific Name
Sternoptyx pseudobscura
Authority
Baird, 1971
Habitat
Marine
Climate
Deep-water
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
6 cm
Depth Range
800–2000 m
Latitude
40°S – 43°N
Trophic Level
3.4
Resilience
Medium
Vulnerability
19.00/100
Migration
Oceanodromous
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 9 - 12; Anal spines: 0; Anal soft rays: 13 - 15; Vertebrae: 27 - 30. Triangular transparent membrane above anal fin .: short and / or deep.

🌀 Behaviour

Behavioural data for Highlight hatchetfish is currently being reviewed.

🦐 Diet

Diet information for Highlight hatchetfish is currently being compiled.

🥚 Reproduction

Reproduction data for Highlight hatchetfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathypelagic; oceanodromous ; depth range 800 - 2000 m , usually 800 - 1200 m . Deep-water; 43°N - 40°S south to South Africa.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Oceanodromous
Trophic Level
3.4±0.2
Food Items

copepods, ostracods, euphausiids, amphipods, decapods (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.02884 × L2.92 (TL)
Max TL
6cm
Dorsal Rays
11
Anal Rays
14
Vertebrae
29

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2014

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
19.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Short and / or deep
Climate Zone
Deep-water
Latitude Range
43°N – 40°S
Described By
Baird, 1971

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Hatchetfish · Highlight Hatchetface · highlight hatchet fish · highlight hatchetfish
🌍CES stříbrnáč zářivý
🇩🇰Danish Skæv Sølvøkse
🇫🇮Finnish kölilättäkala
🇫🇷French hache d'argent à haute épine
🇯🇵Japanese Muneesomodoki · ムネエソモドキ
🇷🇺Russian Светлый топорик
🇨🇳Chinese 似低褶胸魚 · 擬暗色褶胸魚 · 斧魚 · 海洋斧魚 · 銀斧

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 126 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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