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💧 Freshwater 🌡️ Subtropical

Turkmenian crested loach

Paraschistura cristata Berg, 1898
Max Length
9.3 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Turkmenian crested loach (Paraschistura cristata), first described by Berg, 1898 is a small fish in the family Nemacheilidae (order Cypriniformes). Adults typically reach 9.30 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.

Scientific Name
Paraschistura cristata
Authority
Berg, 1898
Habitat
Freshwater
Climate
Subtropical
Max Length
9.3 cm
Trophic Level
2.8
Resilience
Medium
Vulnerability
33.00/100
Water Temp
10–20 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Paraschistura cristata can be distinguished from its congeners in Iran by the possession of a prominent dorsal adipose crest supported by 22-25 procurrent rays of the caudal fin (vs. adipose crest absent, if present, not supported by procurrent rays), a complete lateral line (vs. incomplete) and the large size of adults, usually reaching 70 mm SL (vs. rarely more than 50 mm SL in the other species). The following additional characters are useful to identify P. cristata: presence of 9-13 brown bars usually faded or absent on flank in front of dorsal-fin origin, regularly shaped and wider than interspaces or dissociated into blotches and irregularly shaped bars; absence of suborbital groove or flap in males; dorsal fin usually with 8 1/2 branched rays; spot at base of first dorsal-fin rays bold; pelvic fin reaching to or slightly in front of anus .

🌀 Behaviour

Behavioural data for Turkmenian crested loach is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical; 10°C - 20°C

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.8±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L3.03 (TL)
Max TL
9.3cm

🌡️ Water Parameters & Tolerance

Temperature Range
10–20°C
Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Berg, 1898

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