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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Intermediate cardinalfish

Cheilodipterus intermedius Gon, 1993
Max Length
20 cm
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
1–20 m
Climate
Tropical
Resilience
Medium
Vulnerability
31.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Intermediate cardinalfish (Cheilodipterus intermedius), first described by Gon, 1993 is a medium-sized fish in the family Apogonidae (order Apogoniformes). Adults typically reach 20.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 1 to 20 metres. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. The species largely solitary in behaviour. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Apogonidae kept in the hobby.

Scientific Name
Cheilodipterus intermedius
Authority
Gon, 1993
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
20 cm
Depth Range
1–20 m
Trophic Level
4.2
Resilience
Medium
Vulnerability
31.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8. Differs from C. artus by having darker stripes and fewer gill rakers, and from C. macrodon by having narrower dark stripes . Similar to C. heptazona, but lacking yellow on snout, and C. octolineatus, but without black tip on dorsal fin. Juveniles and sub-adults with large yellow area on caudal peduncle with a small black spot in its center .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Intermediate cardinalfish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

👄 Mouth Brooder

Mouthbrooders . Distinct pairing during courtship and spawning .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 20 m , usually 2 - 15 m . Tropical south to Australia east to Solomon Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
4.2±0.7
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L3.22 (TL)
Max TL
20cm
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
Medium
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
4.2
Apex / Top predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Gon, 1993

🦠 Common Diseases

The following diseases are known to affect Intermediate cardinalfish.

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