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🌊 Marine Data Deficient 🌡️ Tropical

Grammatostomias Ovatus

Grammatostomias ovatus Prokofiev, 2014
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
0–1000 m
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Grammatostomias Ovatus (Grammatostomias ovatus) is a ray-finned fish of the family Stomiidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 5.6 cm. It occurs at depths between 0 and 1000 metres. With a trophic level of 3.7, it is a mid-level predator. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Grammatostomias ovatus
Authority
Prokofiev, 2014
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
5.6 cm
Depth Range
0–1000 m
Trophic Level
3.7
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 18; Anal soft rays: 20. This species is distinguished by the following characters: pectoral-fin rays 6, the last of which is separated, and a luminous tissue strip on the side in the form of a longitudinally elongated oval, and ending far beyond the level of attachment of ventral fins (Ref, 123295).Cross section: oval.

🌀 Behaviour

Behavioural data for Grammatostomias Ovatus 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 - 1000 m . Tropical Atlantic Ocean.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.7±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.12 (TL)
Max TL
5.6cm
Dorsal Rays
18
Anal Rays
20

🌡️ 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
11.00/100
Low vulnerability
Trophic Level
3.7
Predator
Climate Zone
Tropical
Described By
Prokofiev, 2014

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