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💧 Freshwater Data Deficient 🌡️ Tropical

Robert's Sole

Leptachirus robertsi Randall, 2007
Max Length
7.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
0–1 m
Climate
Tropical
Resilience
High
Vulnerability
15.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Overview information for Robert's Sole is currently being compiled by our editorial team.

Scientific Name
Leptachirus robertsi
Authority
Randall, 2007
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
7.1 cm
Depth Range
0–1 m
Trophic Level
3.3
Resilience
High
Vulnerability
15.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Leptachirus
Leptachirus
Species
Robert's Sole
Leptachirus robertsi

🐟 Physical Description

Dorsal soft rays (total): 66 - 74; Anal soft rays: 50 - 57; Vertebrae: 38 - 40. This species is distinguished by the following characters: D 66-74; A 50-57; pelvic rays 4; lateral line on ocular side of head with a ventral branch of 5-7 pored scales, remaining horizontal anterior part with 4-5 pored scales; lateral-line scales to point of branching on head 78-87, including 8-9 anterior to upper end of gill opening; vertebrae 38-40; dorsal pterygiophores anterior to fourth neural spine 8-9; body slender, depth 3.0-3.15 in SL; head length 4.0-4.25 in SL; no caudal-peduncle; eye diameter 5.7-8.1 in HL; least vertical interorbital width 11.2-26.0 in HL; scales of body of adults with 8-12 cteni (mostly 9 or 10); longest dorsal ray 1.8-2.15 in HL; caudal fin 3.8-4.3 in SL; origin of pelvic fins adjacent on ventral edge of body, the fins attached posteriorly to base of anal papilla; short pelvic fins, reaching base of first anal ray, 2.7-2.9 in HL; ocular side brown, finely mottled with darker brown, with 3 longitudinal rows of dark brown spots of eye size or smaller, one below dorsal fin, one above anal fin, and one along lateral line; dorsal and anal fins dusky yellowish with the rays more heavily pigmented, some with sections in outer part still darker; basal scaled part of caudal fin colored like body, the rest of fin pale yellowish with scattered faint small dark spots .: short and / or deep.

🌀 Behaviour

Behavioural data for Robert's Sole is currently being reviewed.

🦐 Diet

Diet information for Robert's Sole is currently being compiled.

🥚 Reproduction

Reproduction data for Robert's Sole is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; depth range 0 - 1 m . Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00955 × L3.07 (TL)
Max TL
7.1cm
Dorsal Rays
70
Anal Rays
54
Vertebrae
39

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
15.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Randall, 2007

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