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🌊 Marine Data Deficient 🌡️ Tropical

Grammonus Nagaredai

Grammonus nagaredai Randall & Hughes, 2008
Max Length
82 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
6–9 m
Climate
Tropical
Resilience
Very low
Vulnerability
71.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Grammonus Nagaredai (Grammonus nagaredai) is a ray-finned fish of the family Bythitidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 82 cm. It occurs at depths between 6 and 9 metres. With a trophic level of 4, it is a mid-level predator. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Grammonus nagaredai
Authority
Randall & Hughes, 2008
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
82 cm
Depth Range
6–9 m
Trophic Level
4
Resilience
Very low
Vulnerability
71.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 86; Anal soft rays: 64 - 66; Vertebrae: 42. Predorsal scales extending to interorbital space; scales present on opercle and preopercle; three overlapping longitudinal rows of prominent sensory papillae on body; body depth at origin of dorsal fin 3.2–3.4 in SL; head length 3.15-3.2 in SL; mouth strongly oblique; edge of preopercle smooth except for a tiny spine at rounded corner; caudal fin joined only basally to dorsal and anal fins; normal life color dark brown, the sensory papillae on head and body white.

🌀 Behaviour

Behavioural data for Grammonus Nagaredai is currently being reviewed.

🦐 Diet

Diet information for Grammonus Nagaredai is currently being compiled.

🥚 Reproduction

Reproduction data for Grammonus Nagaredai is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 6 - 9 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
4±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
82cm
Dorsal Rays
86
Anal Rays
65
Vertebrae
42

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
71.00/100
High vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Described By
Randall & Hughes, 2008

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