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🌊 Marine 🌡️ Tropical

Black-edged fin sandlance

Bleekeria nigrilinea Psomadakis, Yoshinaga, Wah & Ida, 2021
Max Length
12.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
42–43 m
Climate
Tropical
Resilience
High
Vulnerability
22.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Black-edged fin sandlance (Bleekeria nigrilinea) is a ray-finned fish of the family Ammodytidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 12.1 cm. It occurs at depths between 42 and 43 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Bleekeria nigrilinea
Authority
Psomadakis, Yoshinaga, Wah & Ida, 2021
Habitat
Marine
Climate
Tropical
Max Length
12.1 cm
Depth Range
42–43 m
Trophic Level
3.2
Resilience
High
Vulnerability
22.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 37 - 39; Anal soft rays: 14 - 15; Vertebrae: 49 - 50. This species is distinguished by the following characters: D 37-39; A 14-15; pectoral-fin rays ii,10,ii; absence of pelvic fins; lateral-line scales 114-119; scale rows between dorsal-fin origin and lateral line 2½; gill rakers 7+19-21; vertebrae 26+23-24; jaws with small teeth; scales on central part of body distorted, quadrate, length clearly larger than height pectoral fins length 6.9-7.0 in SL; head length 4.1-4.4 in SL; body depth at dorsal origin 7.8-8.0 in SL. Colouration when fresh, body salmon pink (darker above) with yellow band along belly; caudal fin yellow medially with black-edged upper and lower lobes .Cross section: compressed.

🌀 Behaviour

Behavioural data for Black-edged fin sandlance is currently being reviewed.

🦐 Diet

Diet information for Black-edged fin sandlance is currently being compiled.

🥚 Reproduction

Reproduction data for Black-edged fin sandlance is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 42 - 43 m . Tropical Indian Ocean: Andaman Sea, Myanmar and Thailand.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00316 × L3.08 (TL)
Max TL
12.1cm
Dorsal Rays
38
Anal Rays
15
Vertebrae
50

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
22.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Psomadakis, Yoshinaga, Wah & Ida, 2021

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