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💧 Freshwater Critically Endangered 🌡️ Tropical

Parakysis Notialis

Parakysis notialis Ng & Kottelat, 2003
Max Length
2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Parakysis Notialis (Parakysis notialis), first described by Ng & Kottelat, 2003 is a tiny fish in the family Akysidae (order Siluriformes). Adults typically reach 2.00 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. On the IUCN Red List, it is classified as Critically Endangered.The species is a species of conservation concern.

Scientific Name
Parakysis notialis
Authority
Ng & Kottelat, 2003
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
CR
Max Length
2 cm
Trophic Level
3.1
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Siluriformes
Siluriformes
Family
Akysidae
Akysidae
Genus
Parakysis
Parakysis
Species
Parakysis Notialis
Parakysis notialis

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 3; Anal spines: 0; Anal soft rays: 8 - 9; Vertebrae: 30 - 31. Head length 26.5-27% SL; conical head; presence of median concavity on margin of lower lip; presence of laterosensory canal pore between inner and outer mandibular barbels, branched outer mandibular barbels, branches of inner mandibular barbels separated; deeply forked caudal fin with pointed lobes; 10 branched principal caudal fin rays; sparsely pigmented caudal fin; absence of light brown saddle from base of posteriormost dorsal fin ray to caudal peduncle .: elongated.

🌀 Behaviour

Behavioural data for Parakysis Notialis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical known only from the Barito River drainage, southern Borneo.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
2cm
Dorsal Spines
1
Dorsal Rays
3
Anal Rays
9
Vertebrae
31

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ng & Kottelat, 2003

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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