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🌊 Marine Least Concern 🌡️ Tropical

Indian scad

Decapterus russelli Rüppell, 1830
Max Length
45 cm
Max Weight
Lifespan
12 yrs
Trophic Level
3.7
Depth
40–275 m
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
30 cm
Depth Zone

📖 Overview

Adults dwell from middle to benthic , forming large schools in deep water, but occasionally inshore in sheltered bays in small to large groups . The most common Decapterus in coastal waters and on open banks of the Indian Ocean. They feed mainly on smaller planktonic invertebrates. Generally marketed fresh, may be dried or salted. Also sold frozen and canned .

Scientific Name
Decapterus russelli
Authority
Rüppell, 1830
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
45 cm
Lifespan
12 years
Depth Range
40–275 m
Latitude
36°S – 40°N
Trophic Level
3.7
Resilience
High
Vulnerability
24.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 9; Dorsal soft rays (total): 28 - 31; Anal spines: 3; Anal soft rays: 25 - 28; Vertebrae: 24. Lateral line curved below soft dorsal and with 30-44 strong scutes; color bluish green above, silvery below; caudal fin hyaline to yellowish; dorsal fins hyaline basally, light dusky distally. Opercle with small, black spot; opercular membrane with smooth margin. Snout longer than eye diameter; squarish lower posterior edge of maxilla; upper jaw with small teeth anteriorly; soft dorsal and anal fins relatively low, not falcate; pectoral fin sub falcate. (Other source of data on morphology: Refs. 3131, 3197, 3287).: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Indian scad is currently being reviewed.

🦐 Diet

Diet information for Indian scad is currently being compiled.

🥚 Reproduction

Size at Maturity
16.1cm TL

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 40 - 275 m . Tropical; 40°N - 36°S, 18°E - 172°E West Pacific: East Africa to Japan, the Arafura Sea (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.7±0.4
🐠 Schooling
Food Items

smaller planktonic invertebrates

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L2.97 (TL)
Max TL
45cm
Dorsal Spines
9
Dorsal Rays
30
Anal Spines
3
Anal Rays
27
Vertebrae
24

🌡️ 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
24.00/100
Low vulnerability
Trophic Level
3.7
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
40°N – 36°S
Described By
Rüppell, 1830

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Caranx ecclipsifer De Vis 1884 Synonym
Caranx kiliche Cuvier 1833 Synonym
Caranx pseudopterygius Bleeker 1849 Synonym
Caranx russelli Rüppell 1830 Synonym
Decapterus dayi Wakiya 1924 Synonym
Decapterus kiliche Cuvier 1833 Synonym
Decapterus lajang Bleeker 1855 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 43 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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