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🌊 Marine Data Deficient 🌡️ Deep-water

Rhynchactis Microthrix

Rhynchactis microthrix Bertelsen & Pietsch, 1998
Max Length
11.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
0–2250 m
Climate
Deep-water
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Rhynchactis Microthrix (Rhynchactis microthrix), first described by Bertelsen & Pietsch, 1998 is a small fish in the family Gigantactinidae (order Lophiiformes). Adults typically reach 11.30 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 0 to 2250 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Rhynchactis microthrix
Authority
Bertelsen & Pietsch, 1998
Habitat
Marine
Climate
Deep-water
IUCN Status
DD
Max Length
11.3 cm
Depth Range
0–2250 m
Trophic Level
3.8
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 4; Anal soft rays: 4. Length of illicium 210% SL, tip with 4 tiny filaments; irregular series of 19 filaments on distal 14% of length of illicium, five longest 2-4%SL, all gradually tapering from base to tip .

🌀 Behaviour

Behavioural data for Rhynchactis Microthrix 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 0 - 2250 m . Deep-water Indian Ocean.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.8±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
11.3cm
Dorsal Rays
4
Anal Rays
4

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.8
Predator
Climate Zone
Deep-water
Described By
Bertelsen & Pietsch, 1998

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

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