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🌊 Marine Least Concern 🌡️ Tropical

Rabaulichthys Squirei

Rabaulichthys squirei Randall & Walsh, 2010
Max Length
6.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
6–54 m
Climate
Tropical
Resilience
-
Vulnerability
12.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

The species is usually found over open stretches of coral rubble, and therefore avoid the many predators of coral reefs; form small aggregations that feed on zooplankton above the substratum .

Scientific Name
Rabaulichthys squirei
Authority
Randall & Walsh, 2010
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
6.2 cm
Depth Range
6–54 m
Trophic Level
3.3
Vulnerability
12.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 16; Anal spines: 3; Anal soft rays: 7; Vertebrae: 26. This species is distinguished by the following characters: D X,16; A III,7; pectoral rays 19--21 (rarely 21); lateral-line scales 51-59; gill rakers 9 + 23-24; body depth 23.8-25.3% SL; head length 28.5-30.6% HL; snout length 6.8-7.4% SL; longest dorsal spine of mature males 28.7-31.3% SL; caudal fin of mature males 31.8-35.8% SL; absence of black band in soft portion of dorsal fin; a series of indistinct dark bars of unequal width in middle third of standard length, none with pale margins; in life, colour light red with scale centres pale, dark bars reddish brown; an oblique, pale-edged, brownish orange band from snout through eye and across cheek; pelvic fins black with red rays; colour of remaining fins pink to yellowish .: elongated.

🌀 Behaviour

Behavioural data for Rabaulichthys Squirei is currently being reviewed.

🦐 Diet

Diet information for Rabaulichthys Squirei is currently being compiled.

🥚 Reproduction

Reproduction data for Rabaulichthys Squirei is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 6 - 54 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.4
Food Items

zooplankton above the substratum (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
6.2cm
Dorsal Spines
10
Dorsal Rays
16
Anal Spines
3
Anal Rays
7
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 Population Risk & Fisheries

Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Randall & Walsh, 2010

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