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🌊 Marine Data Deficient 🌡️ Subtropical

Blueback Sardinella

Sardinella alcyone Hata & Motomura, 2019
Max Length
11 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Overview information for Blueback Sardinella is currently being compiled by our editorial team.

Scientific Name
Sardinella alcyone
Authority
Hata & Motomura, 2019
Habitat
Marine
Climate
Subtropical
IUCN Status
DD
Max Length
11 cm
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished by the following set of characters: lateral body scales with centrally discontinuous vertical striae, and few perforations and pores posteriorly; scale rows in longitudinal series, 38-41 (modally 39); body with deciduous scales; pelvic fin with one unbranched and seven branched rays; gill rakers 99-112 (103) in first gill arch, 34-42 (39) in upper series, 64-72 (67) in lower series; gill rakers 97-115 (101) on second gill arch, 33-40 (35) in upper and 64-76 (74) in lower series; gill rakers 79-98 (84) on third gill arch, 31-38 (33) in upper and 48-60 (57) in lower series; gill rakers 62-77 (68) on fourth gill arch, 24-31 (27) in upper and 37-47 (39) in lower series; gill rakers 25-31 (27) on hind face of third gill arch; scutes on ventral of body 17 or 18 (18) + 12-14 (13) = 30-32 (31); pectoral fin long, 20.7-23.4% SL; pelvic fin long, 11.9-13.1% SL; upper jaw moderately long, 10.8-12.4% SL and also the lower jaw, 11.8-13.4% SL; pre-anal-fin length 77.4-82.3% SL. Colouration: caudal fin with black posterior margin; dorsal-fin origin with a black spot .Cross section: compressed.

🌀 Behaviour

Behavioural data for Blueback Sardinella is currently being reviewed.

🦐 Diet

Diet information for Blueback Sardinella is currently being compiled.

🥚 Reproduction

Reproduction data for Blueback Sardinella is currently being compiled.

🌍 Habitat & Distribution

Marine; brackish; pelagic-neritic; depth range ? - 1 m . Subtropical Northwest Pacific: Japan (Okinawa I.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish 🐟 Pelagic

📐 Morphometrics

Length–Weight Relationship: W = 0.0055 × L3.05 (TL)
Max TL
11cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Climate Zone
Subtropical
Described By
Hata & Motomura, 2019

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