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💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Subtropical

Seyhan dace

Squalius seyhanensis Turan, Kottelat & Doğan, 2013
Max Length
45.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Subtropical
Resilience
Low
Vulnerability
57.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Occurs in swift and cold flowing water with cobble and pebble bottom. Collected together with Capoeta angorae .

Scientific Name
Squalius seyhanensis
Authority
Turan, Kottelat & Doğan, 2013
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
45.3 cm
Trophic Level
3.4
Resilience
Low
Vulnerability
57.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 12; Anal soft rays: 10 - 11. Can diagnosed from all congeners in Turkey and adjacent waters by the combination of the following non-unique characters: body with a contrasted reticulate pattern, made of densely-set pigments on the exposed scale pockets and a broad band of densely-set melanophores along the posterior margin of each scale; body depth 24.4-27.5 % SL; caudal peduncle depth 12.0-12.9 % SL; a sexually dimorphic head shape (mouth slightly subterminal in males, with a slight chin; terminal in females, with a distinct chin; snout slightly pointed in males, rounded in females; the corner of the mouth not reaching a vertical through the anterior margin of the eye; the upper lip thick, its anterior width approximately 1.6-2.4 times its width at the corner of the mouth; length of the mouth gape shorter than its width; head length 25.4-27.4 % SL, approximately 0.9-1.1 times body depth; anal fin fleshy; caudal fin slightly forked (length of middle rays 72-82 % length of lower lobe), lobes slightly rounded; 42-44 + 1-2 lateral line scales; anal and pelvic fins in life with orange pigments on rays .: fusiform / normal.

🌀 Behaviour

Behavioural data for Seyhan dace 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

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00794 × L3.13 (TL)
Max TL
45.3cm
Dorsal Rays
12
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2014

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
57.00/100
High vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Turan, Kottelat & Doğan, 2013

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