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🌊 Marine Data Deficient 🌡️ Tropical

St. Helena wrasse

Thalassoma sanctaehelenae Valenciennes, 1839
Max Length
18.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
30.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

St. Helena wrasse (Thalassoma sanctaehelenae) 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 18.7 cm. With a trophic level of 3.5, 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
Thalassoma sanctaehelenae
Authority
Valenciennes, 1839
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
18.7 cm
Trophic Level
3.5
Resilience
High
Vulnerability
30.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for St. Helena wrasse is currently being compiled.

🌀 Behaviour

Behavioural data for St. Helena wrasse is currently being reviewed.

🦐 Diet

Diet information for St. Helena wrasse is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; reef-associated. Tropical Southeast Atlantic: St.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.13 (TL)
Max TL
18.7cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Described By
Valenciennes, 1839

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