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🌊 Marine Least Concern 🌡️ Subtropical

Siganus Woodlandi

Siganus woodlandi Randall & Kulbicki, 2005
Max Length
25.2 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
5–15 m
Climate
Subtropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Presumably feeding on zooplankton, but may only be opportunistic. Digestive tract of type specimen filled with benthic algae .

Scientific Name
Siganus woodlandi
Authority
Randall & Kulbicki, 2005
Habitat
Marine
Climate
Subtropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
25.2 cm
Depth Range
5–15 m
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 10; Anal spines: 7; Anal soft rays: 9; Vertebrae: 23. Diagnosis: Pectoral rays 17-18. Scale rows above the lateral line 20-23. Gill rakers 6-7 + 17-18. Body depth 2.35-2.4 in SL; head length 4.1-4.4 in SL; snout length 2.4-2.6 in HL; longest dorsal spine 2.05-2.1 in HL. Dorsal profile of head from above front of eye to tip of recumbent dorsal spine concave. Caudal fin deeply emarginate, caudal concavity 1.35 in HL. The head and body light blue in life, with many small pale yellowish spots and very irregular narrow yellow bands, resulting in a fine reticular pattern for most of head and body .: short and / or deep.

🌀 Behaviour

Behavioural data for Siganus Woodlandi is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; reef-associated; depth range 5 - 15 m . Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated

📐 Morphometrics

Length–Weight Relationship: W = 0.01413 × L3.05 (TL)
Max TL
25.2cm
Dorsal Spines
8
Dorsal Rays
10
Anal Spines
7
Anal Rays
9
Vertebrae
23

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Body Shape
Short and / or deep
Climate Zone
Subtropical
Described By
Randall & Kulbicki, 2005

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