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🌊 Marine Data Deficient 🌡️ Deep-water

Monognathus Isaacsi

Monognathus isaacsi Raju, 1974
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
0–950 m
Climate
Deep-water
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Monognathus Isaacsi (Monognathus isaacsi), first described by Raju, 1974 is a small fish in the family Monognathidae (order Anguilliformes). Adults typically reach 5.60 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 0 to 950 metres. 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
Monognathus isaacsi
Authority
Raju, 1974
Habitat
Marine
Climate
Deep-water
IUCN Status
DD
Max Length
5.6 cm
Depth Range
0–950 m
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 80; Anal soft rays: 52. M. isaacsi differs from all other species of the genus by the following combination of characters: head long with elongate snout and almost straight jaw, skull length 7.0% TL, rostral fang strongly hooked with distal part in a nearly right angle to dorsal profile of skull, anterior dorsal fin ray above myomere number 13, jaw with 4 teeth, max depth of body 9.7% TL, and skin uniformly brown .: eel-like.

🌀 Behaviour

Behavioural data for Monognathus Isaacsi 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 - 950 m . Deep-water Northwest Pacific.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00102 × L3.06 (TL)
Max TL
5.6cm
Dorsal Rays
80
Anal Rays
52

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Deep-water
Described By
Raju, 1974

🌐 Names & Taxonomy

Language Common Names
🌍CES čelisťovka Izákova

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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