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💧 Freshwater Critically Endangered 🌡️ Tropical

Schistura Spiloptera

Schistura spiloptera Valenciennes, 1846
Max Length
5.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
30.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Inhabits shallow, clear, fast-flowing water over rocky bottoms in upland streams. Seasonal movements slight, if they occur at all. Feeds on insect larvae, some algae and phytoplankton. Not caught commercially, but might have possibilities in the aquarium trade . A 4.32 cm SL female with ovulae 1.5 mm in diameter .

Scientific Name
Schistura spiloptera
Authority
Valenciennes, 1846
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
CR
Max Length
5.2 cm
Trophic Level
3
Resilience
High
Vulnerability
30.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Differs from its congeners in Indochina by the combination of the following characters; processus dentiformis present; caudal fin with 9+8 branched rays; pelvic fin with 8 rays; complete lateral line; color pattern with 9-13 dark bars on body, regularly shaped and set; complete black bar at caudal fin base thin, reaching dorsal and ventral midlines in some specimens; axillary pelvic lobe present; pelvic fin situated under branched rays 1-2 of dorsal fin; body elongated and head depressed; caudal peduncle 1.2-1.4 times longer than deep; axillary pelvic lobe small; caudal fin slightly emarginate and bright red in life, orange to hyaline in preserved specimens . : elongated.

🌀 Behaviour

Behavioural data for Schistura Spiloptera 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

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3±0.3
Food Items

insect larvae, some algae and phytoplankton

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.03 (TL)
Max TL
5.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Valenciennes, 1846

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Cobitis spiloptera Valenciennes 1846 Synonym
Nemacheilus pellegrini Rendahl 1944 Synonym
Nemacheilus spiloterus Valenciennes 1846 Synonym
Nemachilus spilopterus Valenciennes 1846 Synonym
Nemachilus spilopterus nasifilis Pellegrin 1936 Synonym
Neomacheilus spilopterus Valenciennes 1846 Synonym
Noemacheilus spilopterus Valenciennes 1846 Synonym
Schistura pellegrini Rendahl 1944 Synonym

🗺️ 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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