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💧 Freshwater 🌡️ Tropical

Parasphaerichthys Lineatus

Parasphaerichthys lineatus Britz & Kottelat, 2002
Max Length
1.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Parasphaerichthys Lineatus (Parasphaerichthys lineatus), first described by Britz & Kottelat, 2002 is a tiny fish. Adults typically reach 1.90 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.

Scientific Name
Parasphaerichthys lineatus
Authority
Britz & Kottelat, 2002
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
1.9 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Parasphaerichthys
Parasphaerichthys
Species
Parasphaerichthys Lineatus
Parasphaerichthys lineatus

🐟 Physical Description

Dorsal spines (total): 2 - 4; Dorsal soft rays (total): 4 - 6; Anal spines: 8 - 10; Anal soft rays: 11 - 14; Vertebrae: 25 - 26. Absence of lateral ocellus on middle of flank; presence of a conspicuous mid-lateral stripe; number of abdominal ribs usually 8 starting on second vertebra; and a single epural in the caudal fin. Posterior branch of first pelvic soft ray elongated as filament that projects slightly beyond fin membrane .: fusiform / normal.

🌀 Behaviour

Behavioural data for Parasphaerichthys Lineatus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

In captivity, the male predominantly picks up the released egss from the bottom of the tank and stores them in a nest built beneath a projecting corner of a small stone. The nest has a number of small air bubbles and several dozen eggs that together formed a compact mass that adhered to the stone .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
1.9cm
Dorsal Spines
3
Dorsal Rays
5
Anal Spines
9
Anal Rays
13
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Britz & Kottelat, 2002

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