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💧 Freshwater Endangered 🌡️ Subtropical

Croatian pijor

Telestes croaticus Steindachner, 1866
Max Length
16.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found in lowland water bodies, with little current, and in springs and associated wetlands . Inhabits streams and sources with clear (often cold) water. Occurs in subterranean waters during winter or droughts. Threatened due to pollution, habitat destruction and introduction of Alburnus arborella, Squalius cephalus and Lepomis gibbosus .

Scientific Name
Telestes croaticus
Authority
Steindachner, 1866
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
EN
Max Length
16.5 cm
Trophic Level
3.3
Resilience
Medium
Vulnerability
37.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Vertebrae: 39. Diagnosed from its congeners by having the following characters: dorsal fin with 7½ branched rays; anal fin usually with 8½ (rarely 7½) branched rays; posterior margin of dorsal and anal fins markedly rounded; snout stout, markedly rounded, mouth almost or clearly subterminal; skin not thickened, scales clearly visible, covering whole body, often narrowly to widely separated, especially in pre-pelvic area; scales very thin, not overlapping; lateral line usually ending above anal fin, usually slightly interrupted, usually with 51-70 pored scales; and broad dark midlateral stripe from eye to end of caudal peduncle within pigmented area on back and flank .: elongated.

🌀 Behaviour

Behavioural data for Croatian pijor 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; 45°N - 42°N, 15°E - 18°E

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00832 × L3.09 (TL)
Max TL
16.5cm
Vertebrae
39

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Steindachner, 1866

🦠 Common Diseases

The following diseases are known to affect Croatian pijor.

👥 Community & Contribute

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