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🌊 Marine Data Deficient 🌡️ Tropical

Golden fairy basslet

Gramma dejongi Victor & Randall, 2010
Max Length
4.5 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
5–30 m
Climate
Tropical
Resilience
Vulnerability
10.00/100
Typical Length
Depth Zone
reef

📖 Overview

Golden fairy basslet (Gramma dejongi) is a ray-finned fish of the family Grammatidae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 4.5 cm. It occurs at depths between 5 and 30 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Gramma dejongi
Authority
Victor & Randall, 2010
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
4.5 cm
Depth Range
5–30 m
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 10. Distinct with the following characters: D XII,10; A III,10; pectoral rays 15; upper jaw length 2.25-2.40 in HL; length of pelvic fin 0.91-1.06 in HL; shallow emarginate caudal fin; body golden yellow, except for magenta surrounding pelvic-fin insertion, along ventral isthmus, operculum, and branchiostegal membranes (usually with a separate tiny streak underlining posterior mandible) and rearward along ventral abdomen; pelvic fins are bright purple-magenta with a darker streak along length of second soft-ray; presence of magenta patch covering first 3-4 dorsal-fin spines (not extending onto body) and surrounding an oval black spot about pupil diameter on outer half of first 3 spinous membranes .: elongated.

🌀 Behaviour

Behavioural data for Golden fairy basslet is currently being reviewed.

🦐 Diet

Diet information for Golden fairy basslet is currently being compiled.

🥚 Reproduction

Reproduction data for Golden fairy basslet is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 5 - 30 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
4.5cm
Dorsal Spines
12
Dorsal Rays
10
Anal Spines
3
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2011

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Victor & Randall, 2010

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