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🌊 Marine Data Deficient 🍽️ Edible 🐠 Aquarium 🌡️ Subtropical

Spotted tang

Zebrasoma gemmatum Valenciennes, 1835
Max Length
22 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
10–61 m
Climate
Subtropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Spotted tang (Zebrasoma gemmatum), first described by Valenciennes, 1835 is a medium-sized fish in the family Acanthuridae (order Acanthuriformes). Adults typically reach 22.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 10 to 61 metres. It occurs in Subtropical waters. It feeds primarily on plankton, plant material, and detritus. The species largely solitary in behaviour. On the IUCN Red List, it is classified as Data Deficient.The species is important as a food fish and kept in the aquarium hobby. As a member of the Acanthuridae, it shares life-history and morphological traits with its relatives in the group.

Scientific Name
Zebrasoma gemmatum
Authority
Valenciennes, 1835
Habitat
Marine
Climate
Subtropical
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
22 cm
Depth Range
10–61 m
Trophic Level
2
Resilience
High
Vulnerability
23.00/100
Water Temp
24–28 °C
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 4; Dorsal soft rays (total): 27 - 28; Anal spines: 3; Anal soft rays: 24 - 25. : short and / or deep.

🌀 Behaviour

Behavioural data for Spotted tang is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; reef-associated; depth range 10 - 61 m , usually 25 - ? m . Subtropical; 24°C - 28°C South Africa; also Madagascar, Reunion (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
2
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.02291 × L2.97 (TL)
Max TL
22cm
Dorsal Spines
4
Dorsal Rays
28
Anal Spines
3
Anal Rays
25

🌡️ Water Parameters & Tolerance

Temperature Range
24–28°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
2
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Subtropical
Described By
Valenciennes, 1835

🍽️ Edibility & Flavour

⚡ Nutrition

Detailed nutritional data for Spotted tang is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Spotted tang has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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