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🌊 Marine Least Concern 🌡️ Tropical

U-spot wrasse

Halichoeres stigmaticus Randall & Smith, 1982
Max Length
20.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
3–25 m
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

U-spot wrasse (Halichoeres stigmaticus) is a ray-finned fish of the family Labridae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 20.3 cm. It occurs at depths between 3 and 25 metres. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Halichoeres stigmaticus
Authority
Randall & Smith, 1982
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
20.3 cm
Depth Range
3–25 m
Trophic Level
3.5
Resilience
High
Vulnerability
26.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 9; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 11 - 13. Caudal fin slightly to moderately rounded; females whitish with two broad brownish red to yellowish brown stripes, one dorsally on body and the other lateral, ending in a black spot at base of caudal fin; males pale blue and yellow on dorsal half of body (above lateral line, scale centers yellow, edges blue; colors reversed below the lateral line), gradually shading to whitish ventrally; a large U-shaped black mark within the pale blue area on upper side of tip of pectoral fin; a bright blue and yellow spot anteriorly on dorsal fin (first interspinous membrane mainly blue, second mainly yellow).: fusiform / normal.

🌀 Behaviour

Behavioural data for U-spot wrasse is currently being reviewed.

🦐 Diet

Diet information for U-spot wrasse is currently being compiled.

🥚 Reproduction

Distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 3 - 25 m . Tropical known only from the Persian Gulf and the Gulf of Oman.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.11 (TL)
Max TL
20.3cm
Dorsal Spines
9
Dorsal Rays
12
Anal Spines
3
Anal Rays
12

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Randall & Smith, 1982

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