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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Red-lined sleeper

Valenciennea immaculata Ni, 1981
Max Length
13 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
1–30 m
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
Depth Zone
reef

📖 Overview

Occurs over fine, silty or muddy sand bottoms, Ref. 48637. Usually in pairs . Sifts large mouthfuls of sand to feed and dig its own burrow.

Scientific Name
Valenciennea immaculata
Authority
Ni, 1981
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
13 cm
Depth Range
1–30 m
Trophic Level
3.2
Resilience
High
Vulnerability
24.00/100
Water Temp
22–27 °C
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 13 - 17; Anal spines: 1; Anal soft rays: 13 - 16. Characterized by yellowish white to pale mauve body color; blue-edged orange stripe on cheek extending along lower side to base of caudal fin; presence of pair of orange-brown stripes on back; caudal fin with dark margin and white submarginal band; juvenile has yellow stripe on midside and pair of dark stripes on back; rhomboid caudal fin; length of caudal fin 3.1-3.6 in SL; longitudinal scale series 63-92; ctenoid body scales, becoming cycloid anteriorly below first dorsal fin and on abdomen; head or midline of nape without scales; side of nape partly scaled with patch extending forward to above posterior edge of preopercle; partly or fully scaled pectoral-fin base in adult; usually scaled prepelvic area in adult; depth of body 5.5-6.3 in SL .: elongated.

🌀 Behaviour

Behavioural data for Red-lined sleeper is currently being reviewed.

🦐 Diet

Diet information for Red-lined sleeper is currently being compiled.

🥚 Reproduction

Reproduction data for Red-lined sleeper is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 30 m , usually 2 - 30 m . Tropical; 22°C - 27°C South Wales (Australia).

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.2±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
13cm
Dorsal Spines
7
Dorsal Rays
15
Anal Spines
1
Anal Rays
15

🌡️ Water Parameters & Tolerance

Temperature Range
22–27°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ni, 1981

🍽️ Edibility & Flavour

Nutrition

Per 100g cooked — Source: USDA FoodData Central

Nutrient Amount
Protein 17.9 g
Omega-3 (total) 88 mg

🔬 Mercury Safety

Mercury data for Red-lined sleeper 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

👥 Community & Contribute

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