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🌊 Marine Least Concern 🌡️ Tropical

Darktail cardinalfish

Apogon seminigracaudus Greenfield, 2007
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
1–30 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Solitary and secretive, found in patch or fringing reefs near shore, often in silty conditions (Ref 90102).

Scientific Name
Apogon seminigracaudus
Authority
Greenfield, 2007
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
5 cm
Depth Range
1–30 m
Trophic Level
3.3
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8. Characterized by having dorsal fin rays VI-I, 9; anal fin rays II,8; pectoral fin rays 14; pelvic fin rays I, 5; pored lateral line scales 24; predorsal scales 6; circumpeduncular scales 12 . Further characterized by semi-transparent red color; caudal peduncle with broad blackish stripe midlaterally, extending onto lower half of caudal fin; greatest depth of body 2.8-3.1 in SL .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Darktail cardinalfish is currently being reviewed.

🦐 Diet

Diet information for Darktail cardinalfish is currently being compiled.

🥚 Reproduction

Reproduction data for Darktail cardinalfish is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 30 m . Tropical south to Indonesia east to Fiji.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.4
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.01479 × L3.06 (TL)
Max TL
5cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
2
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Greenfield, 2007

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